無縫鋼管規(guī)格(42crmo機(jī)械加工用厚壁無縫鋼管執(zhí)行標(biāo)準(zhǔn))
42CrMo無縫鋼管
執(zhí)行標(biāo)準(zhǔn)
GB/T8162-1999
材質(zhì)
42CrMo
主要用途
機(jī)加工、機(jī)械制造、鉆桿用管
化學(xué)成份
C Si Mn P S P+S
0.38-0.45 0.17-0.37 0.50-0.80 ≤0.035 ≤0.035
Cr Mo V Ni Cu
0.90-1.20 0.15-0.25 - ≤0.30 ≤0.30
或者
牌號(hào) 化學(xué)成分(質(zhì)量分?jǐn)?shù))(%)
C Si Mn Cr Mo Ni B V
42CrMo 0.38-0.45 0.17-0.37 0.50-0.80 0.90-1.20 0.15-0.25 - -
力學(xué)性能
抗拉強(qiáng)度
MPa 屈服點(diǎn)
Mpa 伸長(zhǎng)率
% 沖擊功
J
≥1080 ≥930 12 63
機(jī)械加工用厚壁無縫鋼管
規(guī)格
89x12 146x30 194x35 245x50 377x20
89x20 159x18 194x40 245x55 377x25
89x26 159x22 194x50 273x20 377x30
89x30 159x25 219x20 273x22 377x35
108x16 159x30 219x25 273x25 377x40
108x20 159x35 219x28 273x28 377x45
108x26 159x40 219x30 273x30 377x50
108x30 168x20 219x35 273x32 377x55
114x18 168x25 219x40 273x35 377x60
114x22 168x28 219x45 273x40 406x20
114x28 168x30 219x48 273x45 406x26
133x18 168x35 219x50 273x50 406x32
133x22 168x40 203x20 273x55 406x40
133x26 180x16 203x30 325x20 426x20
133x30 180x20 203x40 325x25 426x25
140x20 180x25 245x20 325x30 426x30
140x25 180x30 245x25 325x35 426x35
140x28 180x35 245x28 325x40 426x40
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