
天津20G鍋爐管\直徑219x6mm3087無縫鋼管執(zhí)行標(biāo)準(zhǔn)
天津20G鍋爐管\直徑219x6mm3087無縫鋼管執(zhí)行標(biāo)準(zhǔn)————
| 
						4×4-5-6-8
					 | 
						152×4.5-6-8-12-14-16-18-20-25-30
					 | 
						450×10-12-14-16-20-25-34-40-50
					 | 
| 
						36×3.5-5-6-8
					 | 
						159×4.5-6-10-12-14
					 | 
						480×10-12-14-16-18-20-25-30-40
					 | 
| 
						38×4-5-6-7-8-9-10
					 | 
						159×16-18-20-22-25-30
					 | 
						500×10-12-14-16-20-25-34-40-50
					 | 
| 
						39×3.5-5-8-10
					 | 
						168×8-10-12-14-20-25-30-35
					 | 
						510×10-12-14-16-20-25-34-40-50
					 | 
| 
						42×3.5-4-5-6-7-8-9-10
					 | 
						180×8-12-16-25-30
					 | 
						530×10-12-14-16-18-20-30-40
					 | 
| 
						45×3.5-4-5-6-7-8-9
					 | 
						180×32-34-38-40-45-50
					 | 
						560×10-14-16-20-25-30-40-50-60
					 | 
| 
						48×3.5-4-5-6-7-8-9-10
					 | 
						194×6-8-12-16-20-25-30-40-45-50
					 | 
						580×10-14-16-20-30-40-50-70
					 | 
| 
						51×3.5-4-5-6-7-8-9-10
					 | 
						203×6-7-10-15-20-25-30
					 | 
						600×10-14-18-25-20-30-50-60
					 | 
| 
						56×3.5-4-5-6-7-8-9-10
					 | 
						203×32-36-40-45-50
					 | 
						610×10-14-18-25-20-30-50-60
					 | 
| 
						57×3.5-5-6-7-8-9-10-12
					 | 
						219×6-8-12-16-18-20-25
					 | 
						620×14-20-30-35-45-50-60
					 | 
| 
						準(zhǔn)
					 | 
						牌號
					 | 
						抗拉強(qiáng)度(MPa)
					 | 
						屈服強(qiáng)度(MPa)
					 | 
						伸長率(%)
					 | 
						硬度
					 | 
| 
						GB3087
					 | 
						10
					 | 
						335~475
					 | 
						≥195
					 | 
						≥24
					 | 
						/
					 | 
| 
						20
					 | 
						410~550
					 | 
						≥245
					 | 
						≥20
					 | 
						/
					 | 
						-
					 | 
| 
						GB5310
					 | 
						20G
					 | 
						410~550
					 | 
						≥245
					 | 
						≥24
					 | 
						/
					 | 
| 
						20MnG
					 | 
						≥415
					 | 
						≥240
					 | 
						≥22
					 | 
						/
					 | 
						-
					 | 
| 
						25MnG
					 | 
						≥485
					 | 
						≥275
					 | 
						≥20
					 | 
						/
					 | |
| 
						15CrMoG
					 | 
						440~640
					 | 
						≥235
					 | 
						≥21
					 | 
						/
					 | |
| 
						12Cr2MoG
					 | 
						450~600
					 | 
						≥280
					 | 
						≥20
					 | 
						/
					 | |
| 
						12Cr1MoVG
					 | 
						470~640
					 | 
						≥255
					 | 
						≥21
					 | 
						/
					 | 
無錫豪鑫天鋼鐵貿(mào)易有限公司銷售電話0510-88264800 0510-88260900 15261667999 13376216888
http://www.twmedia.cn http://www.wxcljs.com http://www.wxclgb.com http://www.sdjj688.com