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日期Date

编号File

钢种Steel Grade

303不锈钢管

品名Commodity

订单号码Order No

P.O.No

项目 Item

炉批号 Heat-Lot No

尺寸 Size(mm)

数量 Quantity(pcs)

重量 Weight(kg)

区分 Condition

特殊要求 Workmanship

1

YS758621

89*5

580

25211

试验别   规格 项目

化学成份（重量百分比）

硬度

机械性质Mechanical Properties

C

Si

Mn

P

S

Ni

Cr

Cu

Hardness (HB)

抗拉强度 Tensile Strength (N/mm2)

降伏强度 Yield Strength (N/mm2)

伸长率 Elongation (%)

面积缩减率 Reduction Of Area

0.15 max

1.00 max

2.00 max

0.2 max

0.15 min

10.0 8.0

19.0 17.0

30

1

区分(Condition): FC:炉冷(Furnace Cooled) S:固溶化(Solution Treated) HF:热锻(Hot Forged) B:黑皮(Black Bar) SR:应力清除(Stress Relieved) A:退火(Annealed) R:压光(Reeled) QT:淬火及回火(Quenched & Tempered) AC:空冷(Air Cooled) FA:完全退火(Full Annealed) P:抛光(Polished) WQ:水淬(Water Quenched) SA:球化退火(Spheroidized Annealed) CD:冷抽(Cold Drawn) CG:研磨(Centerless Grinding) RS:矫直(Re Straight)

备注: 1.化学成分引自原质保书

兹证明本表所列产品均依材料规格制造及试验并符合规格要求 WE HERELY CERTIFY THEMATERIAL DESCRIBED HEREIN HAS BEEN MANUFACTURED AND TESTED WITH SATISFACTORY RESULTS IN ACCORDANCE WITH THE REQUIREMENT THE SBOVE MATERIAL SPECIFICATION

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