DIN7504K hex washer self drilling screw

Model:	S007D8
Brand:	S-metal
Origin:	Made In China
Category:	Industrial Supplies / Machine Hardware / Fastener & Fitting
Label:	DIN7504K , self drilling screws , screws
Price:	¥0.5 / pc
Min. Order:	50000 pc

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Member Information

Zhejiang S-metal Co., Ltd

Free MemberZhe Jiang - China

Last Online:26 Jul, 2018

Product Description

Hex washer head self drilling screw

Hex washer head self drilling screw with washer face provides a bearing surface, which could protect the connecting surface. Hex washer head self drilling screw is for metal to metal applications, mostly for roofing to metal frames fastening.

Standards:DIN 7504 K,ISO 15480, SAE J78.
Material :Case hardened steel C 1018,C 1022 with heat-treated
Stainless steel 304/316/410.
Surface:zinc plated, H.D.G, Black phosphated.
Surface hardness:The minimum surface hardness of self drilling screws after heat treatment shall be 530 HV.
Core hardness:The core hardness after heat treatment shall be 320 HV to 400 HV.
Tolerance: Grade A conforming to ISO 4759-1.

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Zhejiang S-metal Co., Ltd

No.534 Yigou Haiyan Village

Phone:: 86-0-57386788889

Fax:

Contact:: Parkman Xia (Sales Manager)

Mobile:: 18668264963

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