Phillips raised countersunk head self tapping screw

//Phillips raised countersunk head self tapping screw
Phillips raised countersunk head self tapping screw 2018-05-16T13:35:31+00:00

Project Description

Phillips raised countersunk head Self Tapping Screws

Phillips raised countersunk head self tapping screw has a rounded top surface and a conical bearing surface,also called oval head self tapping screws are used where finished surfaces require a flush fastening unit, in addition, a rounded neat appearing upper surface for decoration purpose.

Standards:ISO7051/DIN7983 /ASME B18.6.3
Material:
*Carbon steel C1018-1022, alloy steel,harden.
*Stainless steel SUS201 SUS304(18-8),SUS316 and SUS410 etc .
Surface treatment:
*Zinc Galvanized/H.D.G/Dacromet etc.
*Plain with passivation.
Surface hardness:
The minimum surface hardness after heat treament shall be 450HV
Core hardness:
The core hardness shall be 270HV-370HV.
Application:
Apply to 0.015″ to 0.05″ thickness sheet metal fastening to metal,wood, plastic,fiberglass etc. metarial.

Notes: if more detailed information about inch size of phillips raised countersunk head self tapping screw, please contact us by email sales@s-metals.com.

DIN7983phillips raised countersunk head tapping screw

Dimension in mm.

thread d P dk k Driver
max min
ST2.2 0.8 4.3 4 1.3 1
ST2.9 1.1 5.5 5.2 1.7
ST3.5 1.3 6.8 6.44 2.1 2
ST3.9 1.3 7.5 7.14 2.3
ST4.2 1.4 8.1 7.74 2.5
ST4.8 1.6 9.5 9.14 3
ST5.5 1.8 10.8 10.37 3.4 3
ST6.3 1.8 12.4 11.97 3.8

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