2.6 ◎ 5.0 ◎ 5.0 ◎3.0 5.5 ◎ 5.5 ○3.2 ○ 6.0 ◎ 6.0 ◎3.5 ◎ 6.5 △ 6.4 ◎4.0 ◎ 7.0 ◎ 6.54.5 ◎ 8.0 ◎ 7.0 ◎5.0 ◎ 9.0 △ 7.55.5 ◎ 10.0 △ 8.0 ◎6.0 ◎ 11.0 △ 9.0 ◎6.5 △ 12.0 △ 10.0 ◎7.0 △ 2.3 ○ 11.0 △2.6 ○ 2.6 ◎ 12.0 ○3.0 3.0 38.1 2.6 ◎3.2 ◎ 3.2 ◎ 3.0 △3.5 ◎ 3.5 ◎ 3.2 ◎4.0 ◎ 4.0 ◎ 3.5 ◎4.5 ◎ 4.5 ◎ 4.0 ◎5.0 ◎ 5.0 ◎ 4.5 ◎5.5 ◎ 5.5 ◎ 5.0 ◎6.0 ◎ 6.0 ◎ 5.5 ○6.5 △ 6.5 ○ 6.0 ◎7.0 ◎ 7.0 ◎ 6.5 △7.5 8.0 ◎ 7.0 ◎8.0 ○ 9.0 ◎ 7.59.0 △ 10.0 ◎ 8.0 ◎10.0 △ 11.0 △ 8.52.5 12.0 △ 9.0 ◎2.6 ○ 2.6 ◎ 10.0 ◎3.0 ○ 3.0 11.0 △3.2 ○ 3.2 ◎ 12.0 ○3.5 ○ 3.5 ◎ 13.0 △4.0 ◎ 4.0 ◎ 14.0 △4.5 ○ 4.5 ◎

◎ 常備材〇 非常備材△ 取扱材

肉厚(mm)

30.0

30.0

外径(mm)

肉厚(mm)

外径(mm)

31.8

34.0

34.0

在庫

STKM13A 機械構造用炭素鋼鋼管 継目無

外径(mm)

肉厚(mm)

在庫 在庫

25.4

27.2

1

2.6 ◎ 9.0 ◎ 5.1 ○3.2 ○ 10.0 ◎ 5.5 ◎3.5 ◎ 11.0 △ 6.0 ◎4.0 ◎ 12.0 ◎ 6.5 ○4.5 ◎ 13.0 △ 7.0 ○5.0 ◎ 14.0 ○ 7.1 ◎5.5 △ 15.0 ◎ 8.0 ◎6.0 ◎ 2.6 ○ 9.0 ○6.5 △ 3.0 9.5 △7.0 ◎ 3.2 △ 10.0 ◎7.5 3.5 ◎ 11.0 ○8.0 ◎ 4.0 ◎ 12.0 ◎8.5 4.5 ◎ 13.0 △9.0 ◎ 5.0 ◎ 14.0 ○10.0 ◎ 5.5 15.0 ◎11.0 △ 6.0 ◎ 16.0 ○12.0 △ 6.5 18.0 △13.0 △ 7.0 ◎ 2.614.0 △ 7.5 3.22.6 ◎ 8.0 ◎ 3.53.0 8.5 4.03.2 ◎ 9.0 ◎ 4.53.5 ◎ 10.0 ◎ 5.04.0 ◎ 10.5 6.04.5 ◎ 11.0 △ 7.05.0 ◎ 12.0 ◎ 8.05.2 13.0 △ 9.05.5 ◎ 14.0 △ 10.06.0 ◎ 15.0 ◎ 11.06.4 ◎ 16.0 △ 12.06.5 △ 2.6 ○ 13.07.0 ◎ 3.0 14.07.1 3.2 ○ 15.07.5 3.5 ○ 16.08.0 ◎ 4.0 ◎ 18.08.5 4.5 ◎

5.0 ◎ ◎ 常備材○ 非常備材△ 取扱材

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

48.6

在庫 在庫在庫外径(mm)

42.7

45.0

外径(mm)

外径(mm)

肉厚(mm)

肉厚(mm)

42.740.0

50.0

48.6

2

2.6 ◎ 11.0 3.23.2 ◎ 12.0 3.5 △3.5 ◎ 13.0 4.0 ◎4.0 ◎ 14.0 4.5 △4.5 ◎ 15.0 △ 5.0 ◎5.0 ◎ 18.0 △ 5.5 △5.5 ○ 3.2 ○ 6.0 ◎6.0 ◎ 3.5 ○ 6.5 △6.5 ○ 4.0 ◎ 7.0 ◎7.0 ◎ 4.5 ◎ 8.0 ◎7.5 △ 5.0 ◎ 9.0 △8.0 ◎ 5.5 ○ 10.0 ◎8.5 6.0 ◎ 11.0 △9.0 ◎ 6.5 12.0 ◎9.5 6.9 △ 13.0 △10.0 ◎ 7.0 ◎ 14.0 ○10.5 △ 7.5 15.0 ◎11.0 ○ 8.0 ◎ 16.0 △12.0 ◎ 8.5 18.0 ○13.0 ○ 9.0 ◎ 20.0 △14.0 ○ 9.5 3.2 ○15.0 ◎ 10.0 ◎ 3.5 ○16.0 ○ 10.5 4.0 ◎18.0 ◎ 11.0 ○ 4.5 ○3.2 12.0 ◎ 5.0 ◎3.5 13.0 ○ 5.5 △4.0 △ 14.0 ○ 6.0 ◎5.0 15.0 ◎ 6.56.0 16.0 △ 7.0 ◎7.0 △ 18.0 ◎ 7.58.0 △ 20.0 △ 8.0 ◎9.0 8.510.0 △ 9.0 ◎

◎ 常備材〇 非常備材△ 取扱材

52.0

52.0

外径(mm)

外径(mm)

肉厚(mm)

54.0

55.0

57.0

50.8

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

3

9.5 16.0 △ 6.0 ◎10.0 ◎ 17.0 6.5 △11.0 ○ 18.0 ◎ 7.0 ◎12.0 ◎ 19.0 8.0 ◎13.0 ○ 20.0 ◎ 8.514.0 ○ 3.2 ○ 9.0 ○15.0 ◎ 3.5 ○ 10.0 ◎16.0 ○ 4.0 ◎ 11.0 ○17.0 △ 4.5 ◎ 12.0 ◎18.0 ◎ 5.0 ◎ 12.5 △19.0 △ 5.5 ○ 13.0 △20.0 △ 6.0 ◎ 14.0 ◎

60.3 4.0 6.5 △ 15.0 ◎3.2 ◎ 7.0 ◎ 16.0 ○3.5 ◎ 7.5 18.0 ◎4.0 ◎ 8.0 ◎ 20.0 ◎4.5 ◎ 8.5 22.04.9 △ 9.0 ◎ 68.1 10.05.0 ◎ 10.0 ◎ 3.25.5 ◎ 11.0 ○ 3.5 ◎6.0 ◎ 12.0 ◎ 4.0 ◎6.5 △ 13.0 △ 4.5 ◎7.0 ◎ 14.0 ○ 5.0 ◎7.5 △ 15.0 ◎ 5.5 △8.0 ◎ 16.0 △ 6.0 ◎8.5 18.0 ◎ 6.5 △8.7 ◎ 20.0 ◎ 7.0 ◎9.0 ◎ 3.2 ○ 7.510.0 ◎ 3.5 ○ 8.0 ◎11.0 ◎ 4.0 ◎ 8.511.1 4.5 ◎ 9.0 ◎12.0 ◎ 5.0 ◎ 10.0 ◎13.0 ○ 5.5 11.0 ◎14.0 ◎ 12.0 ◎15.0 ◎

◎ 常備材○ 非常備材△ 取扱材

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

70.0

65.0

外径(mm)

57.0 60.5

肉厚(mm)

63.5

60.5

65.0

4

13.0 ◎ 24.0 △ 3.613.5 25.0 ○ 4.0 ◎14.0 ○ 75.0 7.0 4.5 ◎15.0 ◎ 3.5 ○ 5.0 ◎16.0 ○ 3.8 5.517.0 ○ 4.0 ◎ 6.0 ◎18.0 ◎ 4.2 ◎ 6.520.0 ◎ 4.5 ◎ 7.0 ◎22.0 5.0 ◎ 8.0 ◎23.0 5.5 ○ 9.0 ◎25.0 ○ 6.0 ◎ 10.0 ◎3.5 △ 6.5 ○ 11.03.6 7.0 ◎ 12.0 ◎4.0 ◎ 7.5 △ 13.0 △4.5 ○ 8.0 ◎ 14.0 ○5.0 ◎ 8.5 15.0 ◎5.5 △ 9.0 ◎ 16.06.0 ◎ 9.5 ◎ 17.06.5 10.0 ◎ 18.0 ◎7.0 ◎ 11.0 ○ 20.0 ◎8.0 ◎ 12.0 ◎ 22.08.5 13.0 ○ 23.09.0 ◎ 14.0 ◎ 25.0 ◎10.0 ◎ 15.0 ◎ 30.011.0 △ 16.0 ○ 3.5 ○12.0 ◎ 17.0 3.613.0 ○ 18.0 ◎ 4.0 ◎13.5 △ 19.0 4.5 ○14.0 ○ 20.0 ◎ 5.0 ◎15.0 ◎ 22.0 5.516.0 △ 23.0 6.0 ◎17.0 25.0 ◎ 6.518.0 ◎ 80.0 3.5 △ 7.0 ◎20.0 ◎ 8.0 ◎22.0 △

◎ 常備材○ 非常備材△ 取扱材

外径(mm)

外径(mm)

肉厚(mm)

肉厚(mm)

73.0

76.3

外径(mm)

73.0

82.6

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫

70.0 80.0

5

8.5 22.0 4.09.0 ◎ 23.0 △ 4.5 △10.0 ◎ 25.0 ◎ 5.0 ○11.0 ○ 30.0 △ 6.0 ◎12.0 ◎ 3.5 ○ 7.0 ○13.0 ○ 4.0 △ 8.0 ◎14.0 ◎ 4.2 ○ 9.0 ◎15.0 ◎ 4.5 ◎ 10.0 ◎16.0 △ 5.0 ◎ 11.0 ○18.0 ◎ 5.5 ○ 12.0 ◎20.0 ◎ 6.0 ◎ 13.0 △23.0 △ 6.5 △ 14.0 △24.0 △ 7.0 ◎ 15.0 ◎25.0 ◎ 8.0 ◎ 16.0 △30.0 ○ 8.5 ○ 18.0 ◎3.2 9.0 ◎ 20.0 ◎3.5 ○ 9.5 22.04.0 ◎ 10.0 ◎ 23.04.5 △ 11.0 △ 24.05.0 ◎ 11.1 ◎ 25.0 ◎6.0 ◎ 12.0 ◎ 30.0 △7.0 ◎ 13.0 ◎ 3.5 △8.0 ◎ 13.5 △ 4.0 ○9.0 ○ 14.0 ○ 5.0 ○10.0 ◎ 15.0 ◎ 6.0 ○11.0 16.0 ○ 7.012.0 ◎ 18.0 ◎ 8.0 ◎13.0 △ 20.0 ◎ 9.0 △14.0 ○ 22.0 ◎ 10.0 ◎15.0 ◎ 23.0 ○ 12.0 ◎16.0 △ 25.0 ◎ 14.018.0 ◎ 30.0 △ 15.0 ◎20.0 ◎ 95.0 3.5 18.0 ◎

20.0 ◎23.0

◎ 常備材○ 非常備材△ 取扱材

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

外径(mm)

96.0

95.0

肉厚(mm)

82.6

85.0

85.0

89.1

6

25.0 ◎ 5.0 ◎ 3.5 △30.0 ○ 6.0 ◎ 4.0 △35.0 7.0 ◎ 4.5 △3.5 △ 8.0 ◎ 5.0 ◎4.0 9.0 ◎ 6.0 ◎4.2 ◎ 10.0 ◎ 7.0 ○4.5 ◎ 11.0 ○ 8.0 ◎5.0 ◎ 12.0 ◎ 9.0 ○5.7 △ 13.0 △ 10.0 ◎6.0 ◎ 14.0 ○ 11.0 △7.0 ◎ 15.0 ◎ 12.0 ◎7.5 16.0 △ 13.0 ○8.0 ◎ 18.0 ◎ 14.0 △8.5 20.0 ◎ 15.0 ◎9.0 ◎ 23.0 △ 16.0 △10.0 ◎ 25.0 ◎ 18.0 ◎11.0 ◎ 28.0 20.0 ◎12.0 ◎ 30.0 ◎ 22.0 ○12.7 ◎ 35.0 ○ 23.0 △13.0 ○ 3.5 ○ 25.0 ◎14.0 ◎ 4.0 ○ 27.0 △15.0 ◎ 5.0 ○ 28.0 △16.0 ◎ 6.0 ○ 30.0 ◎18.0 ◎ 7.0 ○ 35.0 ◎19.0 △ 8.0 ○ 3.5 △20.0 ◎ 10.0 ○ 4.022.0 ○ 12.0 ○ 4.2 △23.0 ◎ 15.0 ○ 4.5 ◎25.0 ◎ 18.0 ○ 5.0 ◎28.0 △ 20.0 ○ 6.0 ◎30.0 ◎ 23.0 ○ 7.0 ◎35.0 ◎ 25.0 ○ 8.0 ◎3.5 ○ 30.0 ○ 9.0 ◎4.0 ○ 35.0 ○ 10.0 ◎4.5 ○

◎ 常備材○ 非常備材△ 取扱材

STKM13A　機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

肉厚(mm)

外径(mm)

外径(mm)

101.6

110.0

114.3

105.096.0

105.0

108.0

7

11.0 13.0 △ 7.0 ◎11.1 ◎ 14.0 ○ 8.0 ◎12.0 ◎ 15.0 ◎ 9.0 ○12.7 △ 16.0 ○ 10.0 ◎13.0 △ 18.0 ◎ 11.0 △13.5 ◎ 20.0 ◎ 12.0 ◎13.8 22.0 ○ 13.0 △14.0 ○ 23.0 ○ 14.0 ○15.0 ◎ 25.0 ◎ 15.0 ◎16.0 ◎ 28.0 ○ 16.0 △17.1 △ 30.0 ◎ 18.0 ◎18.0 ◎ 35.0 ◎ 20.0 ◎20.0 ◎ 40.0 △ 23.0 ○21.0 △ 8.0 △ 25.0 ◎22.0 ◎ 12.0 △ 27.023.0 △ 22.0 30.0 ◎25.0 ◎ 4.0 35.0 ◎27.0 △ 5.0 △ 38.0 △28.0 6.0 ○ 40.030.0 ◎ 7.0 3.5 △35.0 ◎ 8.0 ◎ 4.0 ○

118.0 8.0 9.0 5.0 ◎3.5 △ 10.0 ◎ 6.0 ◎4.0 △ 12.0 ○ 6.5 ○4.5 △ 15.0 ○ 7.0 ◎5.0 ◎ 18.0 ○ 8.0 ◎6.0 ◎ 20.0 ○ 9.0 △7.0 ◎ 23.0 10.0 ◎7.5 ○ 23.5 ○ 11.0 △8.0 ◎ 25.0 ○ 12.0 ◎9.0 ○ 30.0 13.0 ○10.0 ◎ 3.5 △ 14.0 ○11.0 △ 4.0 ○ 15.0 ◎12.0 ◎ 4.5 ◎ 16.0

5.0 ◎ 18.0 ◎6.0 ◎

◎ 常備材○ 非常備材△ 取扱材

127.0

外径(mm)

114.3

125.0

127.0

肉厚(mm)

120.0

120.0

124.0

130.0

STKM13A　機械構造用炭素鋼鋼管継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

8

20.0 ◎ 7.0 ◎ 12.0 ◎22.0 ○ 8.0 ◎ 13.0 △23.0 ○ 9.0 ◎ 14.0 ○25.0 ◎ 10.0 ◎ 15.0 ◎28.0 ○ 11.0 ○ 16.0 ○30.0 ◎ 12.0 ◎ 18.0 ◎35.0 ◎ 12.7 ◎ 20.0 ◎40.0 ◎ 13.0 △ 22.0 ○

132.0 8.0 △ 14.0 ○ 23.0 ○7.0 △ 15.0 ◎ 25.0 ◎8.0 △ 15.9 ◎ 30.0 ◎3.5 △ 16.0 △ 35.0 ◎4.0 ○ 18.0 ◎ 40.0 ◎5.0 ○ 20.0 ◎ 44.0 △6.0 ◎ 21.0 4.07.0 ○ 21.9 5.08.0 ◎ 22.0 ◎ 6.09.0 ○ 23.0 △ 7.010.0 ◎ 25.0 ◎ 8.0 ◎11.0 ○ 30.0 ◎ 10.0 ◎12.0 ◎ 35.0 ◎ 12.0 ◎13.0 △ 40.0 ◎ 14.014.0 △ 43.0 ○ 15.0 ◎15.0 ◎ 45.0 16.0 ○18.0 ◎ 141.3 7.0 ○ 18.020.0 ◎ 143.0 8.0 ◎ 20.0 ◎23.0 ○ 4.0 ○ 23.025.0 ◎ 5.0 ○ 25.0 ◎30.0 ◎ 6.0 ◎ 30.0 ◎35.0 ◎ 7.0 ◎ 35.0 ◎40.0 ○ 8.0 ◎ 40.0

136.0 7.0 ○ 9.0 △ 44.0137.0 8.0 ○ 10.0 ◎

3.5 ◎ 11.0 △ ◎ 常備材4.0 ◎ ○ 非常備材4.5 ◎ △ 取扱材5.0 ◎6.0 ◎

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

外径(mm)

146.0

150.0

130.0

肉厚(mm)

139.8

139.8

146.0

133.0

135.0

9

152.4 4.2 25.0 ◎ 20.0 ◎4.5 △ 30.0 ◎ 22.05.0 ◎ 35.0 ○ 23.0 ○5.5 △ 40.0 ○ 25.0 ◎6.0 ◎ 44.0 ○ 28.0 ○7.0 ◎ 45.0 ○ 30.0 ◎8.0 ◎ 5.0 35.0 ◎9.0 ○ 8.0 ◎ 40.0 ◎10.0 ◎ 10.0 ◎ 45.0 ◎11.0 ○ 12.0 ◎ 160.0 7.012.0 ◎ 15.0 ◎ 163.0 8.0 ◎13.0 ○ 18.0 △ 4.014.0 ○ 20.0 ○ 5.0 ○15.0 ◎ 23.0 6.0 ◎16.0 ○ 25.0 ○ 7.0 ◎18.0 ◎ 30.0 ○ 7.519.0 △ 35.0 8.0 ◎20.0 ◎ 156.0 8.0 ◎ 9.3 ○22.0 ◎ 11.0 10.0 ◎23.0 ○ 12.0 ○ 11.0 ◎25.0 ◎ 13.0 ○ 12.0 ◎30.0 ◎ 15.9 ○ 13.0 ○35.0 ◎ 20.0 ○ 14.0 ○40.0 ◎ 25.0 ○ 14.3 ○44.0 30.0 ○ 15.0 ◎45.0 ◎ 5.0 16.0 △4.5 △ 6.0 ◎ 17.0 ○5.0 ○ 7.0 ◎ 18.0 ◎6.0 ○ 8.0 ◎ 18.2 ◎7.0 ○ 9.0 △ 20.0 ◎8.0 ◎ 10.0 ◎ 21.99.0 11.0 △ 22.0 ○10.0 ◎ 12.0 ◎ 23.0 ◎12.0 ◎ 13.0 △ 25.0 ◎15.0 ◎ 14.018.0 ◎ 15.0 ◎ ◎ 常備材20.0 ◎ 16.0 ○ 非常備材23.0 ○ 18.0 ◎ △ 取扱材

153.7

153.7

外径(mm)

肉厚(mm)

165.2

154.0

159.0

159.0

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

10

30.0 ◎ 12.0 ◎ 182.0 8.0 ○35.0 ◎ 14.0 △ 5.040.0 ◎ 15.0 ◎ 6.0 ○45.0 ◎ 16.0 △ 7.050.0 △ 17.0 △ 8.0 ◎5.0 △ 18.0 ◎ 10.0 ◎6.0 ◎ 20.0 ◎ 12.0 ◎7.0 △ 22.0 △ 15.0 ◎8.0 ◎ 23.0 △ 18.0 ◎9.0 △ 25.0 ◎ 20.0 ◎10.0 ◎ 30.0 ◎ 23.0 △11.0 △ 35.0 ◎ 25.0 ◎12.0 ◎ 40.0 ◎ 30.0 ◎13.0 △ 45.0 ◎ 35.0 ◎14.0 △ 50.0 ○ 40.0 ◎15.0 ◎ 55.0 45.016.0 5.0 ○ 50.018.0 ◎ 6.0 ◎ 187.0 8.0 ○20.0 ◎ 7.0 187.7 8.0 ◎23.0 ○ 8.0 ◎ 5.0 △25.0 ◎ 10.0 ◎ 6.0 ◎30.0 ◎ 11.0 7.0 ◎35.0 ◎ 12.0 ◎ 8.0 ◎40.0 ◎ 14.0 9.045.0 ◎ 15.0 ◎ 10.0 ◎50.0 ◎ 16.0 11.0 ◎

172.0 8.0 ○ 16.5 12.0 ◎175.0 8.0 △ 18.0 ◎ 14.0 △

5.0 ○ 20.0 ◎ 15.0 ◎6.0 ◎ 23.0 △ 16.0 △7.0 ○ 25.0 ◎ 18.0 ◎8.0 ◎ 30.0 ◎ 20.0 ◎9.0 △ 35.0 ◎10.0 ◎ 40.0 ◎ ◎ 常備材

45.0 △ ○ 非常備材50.0 △ △ 取扱材

185.0

190.7

肉厚(mm)

165.2

168.3

177.8

180.0

177.8

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

外径(mm)

11

22.0 ○ 40.0 ◎ 8.0 ◎23.0 △ 45.0 △ 10.0 ◎25.0 ◎ 50.0 12.0 ◎27.0 △ 55.0 15.0 ◎30.0 ◎ 8.0 ◎ 18.0 △35.0 ◎ 10.0 ◎ 20.0 ◎40.0 ◎ 12.0 ◎ 23.0 △45.0 ◎ 15.0 ◎ 25.0 ◎50.0 18.0 ◎ 30.0 ◎55.0 20.0 ◎ 35.0 ◎6.0 △ 25.0 ◎ 40.0 ◎8.0 ◎ 30.0 ◎ 45.0 △10.0 ◎ 35.0 ◎ 214.0 8.5 ◎12.0 ◎ 40.0 ○ 6.0 △15.0 ◎ 45.0 △ 7.018.0 ◎ 6.0 △ 8.0 ◎20.0 ◎ 7.0 8.2 △25.0 ◎ 8.0 ◎ 9.030.0 ◎ 10.0 ◎ 10.0 ◎35.0 ◎ 12.0 ◎ 11.040.0 ◎ 13.0 12.0 ◎45.0 ○ 14.0 12.7 ○50.0 15.0 ◎ 14.0 △

196.7 8.0 ◎ 16.0 △ 15.0 ◎6.0 18.0 ◎ 16.0 △8.0 ◎ 20.0 ◎ 18.0 ◎10.0 ◎ 23.0 18.2 ◎12.0 ◎ 25.0 ◎ 20.0 ◎14.0 30.0 ◎ 22.0 ○15.0 ◎ 35.0 ◎ 23.0 ◎18.0 ◎ 40.0 ◎ 25.0 ◎20.0 ◎ 45.0 ◎ 27.0 ○25.0 ◎ 207.0 8.0 ○ 28.0 ○30.0 ◎ 8.0 △ 30.0 ◎35.0 ◎ 9.0 △ 33.0 ○

◎ 常備材○ 非常備材△ 取扱材

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

外径(mm)

肉厚(mm)

190.7

208.0

216.3

200.0

200.0 210.0

193.7

203.0

205.0

12

35.0 ◎ 6.0 ○ 25.0 ◎40.0 ◎ 7.0 △ 30.0 ◎45.0 ◎ 8.0 ◎ 35.0 ◎50.0 ◎ 9.0 ◎ 40.0 ◎6.0 △ 10.0 ◎ 45.0 ◎8.0 ◎ 12.0 ◎ 50.0 ◎10.0 ◎ 14.0 △ 55.0 ◎12.0 ◎ 15.0 ◎ 60.0 △12.7 △ 16.0 6.0 ○13.0 18.0 ◎ 8.0 ◎14.0 △ 20.0 ◎ 9.0 △15.0 ◎ 22.0 △ 10.0 ◎16.0 23.0 ○ 12.0 ◎18.0 ◎ 25.0 ◎ 14.0 △20.0 ◎ 30.0 ◎ 15.0 ◎23.0 ○ 32.0 16.0 △25.0 ◎ 35.0 ◎ 18.0 ◎28.0 ○ 40.0 ◎ 20.0 ◎30.0 ◎ 45.0 ◎ 23.035.0 ◎ 48.0 △ 25.0 ◎38.0 △ 50.0 ◎ 30.0 ◎40.0 ◎ 55.0 ◎ 35.0 ◎45.0 ◎ 236.0 9.0 ○ 40.0 ◎50.0 ◎ 6.0 ◎ 45.0 ◎8.0 ○ 8.0 ◎ 50.0 ◎9.0 ○ 9.0 ◎ 55.0 ○10.0 ○ 10.0 ◎ 60.012.0 ○ 12.0 ◎ 246.9 8.015.0 ○ 14.0 △ 8.020.0 ○ 15.0 ◎ 10.0 ◎25.0 ○ 16.0 △ 12.0 ◎30.0 ○ 18.0 ◎ 15.0 ◎35.0 20.0 ◎ 18.0 ◎8.0 △ 22.09.0 ◎ 23.0 ○ ◎ 常備材10.0 ○ 非常備材

△ 取扱材

225.0

227.0

232.0

241.8

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

外径(mm)

250.0

肉厚(mm)

216.3

219.1

241.8

244.5

13

20.0 ◎ 260.0 15.0 ◎ 10.025.0 ◎ 18.0 ○ 12.030.0 ◎ 20.0 ◎ 18.035.0 ◎ 25.0 ◎ 30.040.0 ○ 30.0 ◎ 35.045.0 ○ 35.0 ○ 40.010.0 40.0 ○ 45.012.0 45.0 ◎ 273.1 6.0 ○15.0 50.0 ○ 8.0 ◎18.0 6.0 △ 10.0 ◎20.0 8.0 ◎ 12.0 ◎25.0 10.0 ◎ 12.7 ○30.0 12.0 ◎ 14.0 ○35.0 12.7 ◎ 15.0 ◎40.0 14.0 16.0 △45.0 15.0 ◎ 18.0 ◎50.0 15.1 19.08.0 ◎ 16.0 △ 20.0 ◎10.0 ◎ 17.0 △ 23.0 △12.0 ◎ 18.0 ◎ 25.0 ◎15.0 ◎ 18.2 △ 30.0 ◎18.0 ◎ 20.0 ◎ 35.0 ◎20.0 ◎ 21.4 ◎ 40.0 ◎25.0 ◎ 22.0 △ 45.0 ◎30.0 ◎ 23.0 ○ 50.0 ◎35.0 ◎ 25.0 ◎ 55.0 △40.0 ◎ 25.4 △ 8.0 ○45.0 ◎ 28.0 10.0 ◎50.0 ◎ 28.6 ◎ 12.0 ◎55.0 ◎ 30.0 ◎ 15.0 ◎60.0 △ 35.0 ◎ 18.0 △8.0 ◎ 40.0 ◎ 20.0 ◎10.0 ◎ 45.0 ◎ 23.012.0 ○ 50.0 ◎ 25.0 ◎

55.0 ◎ 30.0 ◎60.0 △ 35.0 ◎

◎ 常備材○ 非常備材△ 取扱材

280.0

外径(mm)

254.0

267.4

273.0

肉厚(mm)

250.0

250.8

260.0

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

外径(mm)

肉厚(mm)

14

40.0 ◎ 50.0 18.0 ◎43.0 55.0 20.0 ◎45.0 ◎ 60.0 21.4 ◎50.0 ◎ 65.0 23.0 ◎10.0 ◎ 70.0 25.0 ◎12.0 ◎ 10.0 ◎ 25.4 △15.0 ◎ 12.0 ◎ 28.0 △18.0 △ 15.0 ◎ 28.6 △20.0 ◎ 18.0 ◎ 30.0 ◎25.0 ◎ 20.0 ◎ 33.0 △30.0 ◎ 23.0 △ 33.3 △35.0 ◎ 25.0 ◎ 35.0 ◎40.0 ◎ 30.0 ◎ 37.0 ○45.0 ◎ 35.0 ◎ 38.0 ○50.0 ◎ 40.0 ◎ 40.0 ◎6.5 45.0 ◎ 45.0 ◎8.0 ◎ 50.0 ◎ 50.0 ◎10.0 ◎ 55.0 ○ 55.0 ◎12.0 ◎ 10.0 △ 60.0 ◎13.0 ○ 12.0 △ 65.0 ○14.0 △ 15.0 △ 8.0 ○15.0 ◎ 18.0 △ 10.0 ◎16.0 20.0 △ 12.0 ◎18.0 ◎ 25.0 △ 12.7 △20.0 ◎ 30.0 △ 14.023.0 △ 35.0 △ 15.0 ◎25.0 ◎ 40.0 △ 16.025.4 45.0 △ 18.0 ◎27.0 8.0 ◎ 20.0 ◎28.0 10.0 ◎ 23.0 △30.0 ◎ 11.0 25.0 ◎33.0 12.0 ◎ 30.0 ◎35.0 ◎ 12.7 △ 35.0 ◎40.0 ◎ 14.0 △ 40.0 ◎42.0 ○ 15.0 ◎43.0 16.0 △ ◎ 常備材45.0 ◎ 17.0 ○ 非常備材50.0 ◎ △ 取扱材55.0 ◎60.0

302.0 318.5

STKM13A 機械構造用炭素鋼鋼管 継目無

肉厚(mm)

在庫 在庫在庫外径(mm)

肉厚(mm)

外径(mm)

外径(mm)

280.0

肉厚(mm)

285.0

298.5

310.0

318.5

323.9

305.0

15

45.0 ◎ 23.0 30.0 ◎ 21.9

50.0 ◎ 23.8 ○ 35.0 ◎ 22.0

55.0 ◎ 25.0 ◎ 40.0 ◎ 25.0 ◎60.0 ○ 27.8 ○ 45.0 ◎ 25.4 ◎65.0 ○ 30.0 ◎ 50.0 ◎ 25.9

8.0 ◎ 35.0 ◎ 55.0 ◎ 26.2 ◎10.0 ◎ 40.0 ◎ 60.0 ◎ 30.0 ◎12.0 ◎ 43.0 △ 65.0 ◎ 30.9 △14.0 △ 45.0 ◎ 377.0 32.0 △ 35.0 ◎15.0 ◎ 50.0 ◎ 8.0 40.0 ◎16.0 △ 55.0 ○ 10.0 ◎ 40.5 ◎18.0 ◎ 60.0 ◎ 12.0 ◎ 45.0 ◎20.0 ◎ 65.0 ○ 14.0 △ 50.0 ◎23.0 △ 10.0 ○ 15.0 ◎ 55.0 ○25.0 ◎ 12.0 ○ 16.0 △ 60.0 ○30.0 ◎ 15.0 ◎ 18.0 ◎ 65.0 △35.0 ◎ 20.0 ◎ 20.0 ◎ 70.0 △40.0 ◎ 25.0 ◎ 23.0 10.0 △45.0 ◎ 30.0 ◎ 25.0 ◎ 12.0 ◎50.0 ◎ 35.0 ◎ 30.0 ◎ 15.0 ◎55.0 ◎ 40.0 ◎ 35.0 ◎ 18.0 ◎60.0 ○ 45.0 ◎ 40.0 ◎ 20.0 ◎65.0 ○ 50.0 ◎ 45.0 ◎ 25.0 ◎8.0 ○ 55.0 ○ 50.0 ◎ 30.0 ◎10.0 ◎ 60.0 ○ 9.5 △ 35.0 ◎12.0 ◎ 65.0 △ 10.0 ◎ 40.0 ◎12.7 △ 8.0 △ 12.0 ○ 45.0 ◎14.0 10.0 ○ 12.7 ◎ 50.0 ◎15.0 ◎ 12.0 ◎ 15.0 ◎ 55.0

16.0 △ 15.0 ◎ 16.7 ◎ 432.0 10.0

18.0 ◎ 20.0 ◎ 18.0 ◎ 457.2 45.2

20.0 ◎ 22.0 ◎ 20.0 ◎22.0 △ 25.0 ◎ 21.4 ◎ ◎ 常備材

○ 非常備材△ 取扱材

381.0

426.0

365.1 406.4

406.4

外径(mm)

外径(mm)

355.6

355.6

365.0

在庫外径(mm)

339.7

肉厚(mm)

365.1

肉厚(mm)

在庫

STKM13A 機械構造用炭素鋼鋼管 継目無

323.9

肉厚(mm)

在庫肉厚(mm)

外径(mm)

在庫

16