304不锈钢材质书

光大不锈钢材质证明书

东莞市凤岗光大不锈钢材料有限公司

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地址：东莞市凤岗镇雁田水贝工业区23~24号（水贝天桥处）

客户Messrs 日期Date 编号File

钢种Steel Grade 304 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

试验别

规格项目

化学成份（重量百分比）硬度机械性质

C Si Mn P S Ni Cr Mo Cu N

Hardness

(HB)

抗拉强度

≥520

(N/mm2)

降伏强度

≥205

(N/mm2)

伸长率

≥40

(%)

面积缩减率

≥60

(%) 0.08

max

1.00

max

2.00

max

0.045

max

0.030

max

10.0

8.0

19.0

17.0

1 2

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

SA TISFACTORY RESULTS IN ACCORDANCE WITH THE

REQUIREMENT THE SBOVE MATERIAL SPECIFICATION

MANAGER OF QUALITY ASSURANCE DEPARTMENT: