DIN 7504 (N) - 1982 Cross Recessed Pan Head Drilling Screws With Tapping Screw Thread

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Unit: 毫米(mm)

Weight Calculator

Thread Size

ST3.5

(ST3.9)

ST4.2

P	Pitch
a	max
d_k	max
d_k	min
k	max
k	min
r	max
R	≈
Socket No.
M₁	≈
M₂	≈
d_p	max
Drilling range(thickness)

1.3	1.3	1.4
1.3	1.3	1.4
6.9	7.5	8.2
6.54	7.14	7.84
2.6	2.8	3.05
2.35	2.55	2.75
0.5	0.5	0.6
5.4	5.8	6.2
2	2	2
4.2	4.4	4.6
3.9	4.1	4.3
2.8	3.1	3.6
0.7~2.25	0.7~2.4	1.75~3

①,Material: Case hardening steel in accordance with DIN 17210 or heat treatable steel in accordance with DIN 17200 shall be used as the material for drilling screws, at manufaturer's discretion. Other steels of equivalent quality are authorized. Other materials require prior mutual agreement.

Alternative history DIN 7504N - 1982 DIN 7504M - 1995 DIN EN ISO 15481 - 2000

Equivalent standard

GB	GB /T 15856.1
ISO	ISO 15481
DIN	DIN EN ISO 15481
Some of the above standards may be approximate equivalent. If there is any objection, the standard original shall prevail.

Suppliers

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Material: stainless steel, carbon steel; Nominal diameter: M1-M14; Nominal length: 5-400mm

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Material: stainless steel,carbon steel; Specification: complete; Surface treatment: according to customer requirement