Specifications

Carbon Steel, Alloy Steel, HSS Taps
1.Alloy steel and high speed steel Material.
2.Strict heat treatment
3.Precisely Process

We can provide taps strictly in accordance with the DIN standard.(Other standard like GOST, ISO and ANSI are also avaliable. )

 

Carbon Steel, Alloy Steel, HSS Taps

Specification:

1. Standard:	DIN352 3 pieces set (1 Bottoming tap, 1 Plug tap and 1 taper tap)
2. Material:	Carbon Steel, Alloy Steel, HSS 4241(W4Mo2Cr4V), HSS 4341(W4Mo3Cr4V),
3. Hardness:	Alloy steel: HRC56-57, HSS4241: HRC59-61, HSS4341:HRC63-64
4. Surface     finishing:	Bright finishing;Tin-coated; or customization
5.Application:	Used for tapping through and blind holes. Suitable for unalloyed and low-alloyed steels with resistance 900 N/mm2, cast, NE-metals, zinc, magnesium alloys and thermoplastic metals.
6. Thread standard	Metric size/BSW
7.Size:	M1*0.25 to M68*6.0 1/16-60 to 2"-7

METRIC SIZE	OVERALL	THREAD	METRIC SIZE	OVERALL	THREAD
DIAMETER*(PITCH OF THREAD)	LENGTH	LENGTH		LENGTH	LENGTH
M1(0.2)	38.5	5.5	M12(1.75)	89	29
M2(0.25)	41	8	M14(2)	95	30
M2.5(0.45)	44.5	9.5	M16(2)	102	32
M3(0.35)	48	11	M16(2)	102	32
M3(0.5)	48	11	M17(1.5)	102	32
M3.5(0.35)	48	11	M18(1.5)	112	37
M3.5(0.6)	48	11	M20(2.5)	112	37
M4(0.5)	53	13	M20(1.5)	112	37
M4(0.7)	53	13	M22(1.5)	118	38
M4.5(0.5)	53	13	M22(2.5)	120	35
M4.5(0.75)	53	13	M24(3)	130	45
M5(0.5)	58	16	M25(2)	120	35
M5(0.8)	58	16	M27(1.5)	127	37
M5.5(0.5)	62	17	M27(3)	135	45
M6(0.75)	66	19	M28(2)	127	37
M6(1)	66	19	M30(2)	127	37
M7(0.75)	66	19	M30(3.5)	138	48
M7 (1)	66	19	M30(1.5)	127	37
M8(1)	72	22	……
M8(1.25)	72	22	……
M9(1)	72	22	……
M9(1.25)	72	22	M42(4.5)	170	60
M10(1)	80	24	……
M10(1.25)	80	24	M52(5)	200	70
M10(1.5)	80	24	……
M11(1.5)	85	25	M62(4)	209	76

 

   

 

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                                                              GOST 3266-81

 

 

                                                                                          Pipe taps

 

                                                                                     NUT TAPS

 

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