8.8/10.9/12.9 grade flange/phosphate plow bolt and nut

1.raw material:40Cr 2.size:1/2-1.1/4;M12-M36 3.mechanical grade:12.9 4.case hardening:HRC38-HRC42 5.ISO9001:2000

8.8/10.9/12.9 grade flange/phosphate bolt and nut

1.raw material:40Cr2.size:1/2-1.1/4;M12-M363.mechanical grade:12.94.case hardening:HRC38-HRC425.ISO9001:20005.ISO9001:2000

A.Quality Certificate

B.Some Specifications

OEM PN#	Specification
PB1/2*1 1/2	1/2''*1 1/2''UNC
PB1/2*2	1/2''*2''UNC
4F3654+4K0367	5/8''*2''UNC
3F5108+4K0367	5/8''*2 1/4''UNC
4F3656+4K0367	5/8''*2 1/2''UNC
4F3657+4K0367	5/8''*2 3/4''UNC
4F3568+4K0367	5/8''*3''UNC
PB5/8*3 1/8	5/8''*3 1/8''UNC
PB3/4*2	3/4''*2''UNC
4F7827+2J3506	3/4''*2 1/4''UNC
5J4773+2J3506	3/4''*2 1/2''UNC
5J4771+2J3506	3/4''*2 3/4''UNC
1J6762+2J3506	3/4''*3''UNC
PB3/4*3 1/2	3/4''*3 1/2''UNC
PB3/4*4	3/4''*4''UNC
4F0253+2J3506	3/4''*4 1/2''UNC
PB7/8*2 3/4	7/8''*2 3/4''UNC
6F0196+2J3505	7/8''*2 3/4''UNC
5J2409+2J3505	7/8''*3''UNC
PB7/8*3 1/4	7/8''*3 1/4''UNC
2J2548+2J3505	7/8''*3 1/2''UNC
PB7/8*4	7/8''*4''UNC
PB7/8*4 1/2	7/8''*4 1/2''UNC
PB7/8*5	7/8''*5''UNC
3J2801+2J3507	1''*2 1/2''UNC
1J5607+2J3507	1''*2 3/4''UNC
4F4042+2J3507	1''*3''UNC
4J9058+2J3507	1''*3 1/4''UNC
4J9208+2J3507	1''*3 1/2''UNC
1J4948+2J3507	1''*3 3/4''UNC
8J2928+2J3507	1''*4''UNC
5P8163+2J3507	1''*4''UNC
PB1*4	1''*4 1/4''UNC
1J3527+2J3507	1''*4 1/2''UNC
PB1*4 3/4	1''*4 3/4''UNC
1J2034+2J3507	1''*5''UNC
1J4947+2J3507	1''*5 1/4''UNC
PB1*5 1/2	1''*5 1/2''UNC
8T9079+3K9770	1 1/4''*3 1/2''UNC
6V6535+3K9770	1 1/4''*3 3/4''UNC
5P8823+3K9770	1 1/4''*4''UNC
6V8360+3K9770	1 1/4''*4 1/2''UNC
6V8363+3K9770	1 1/4''*4 3/5''UNC
5P8361+3K9770	1 1/4''*5''UNC
02090-11050+02290-11016	5/8''*2''UNC
02090-11055+02290-11016	5/8''*2 1/4''UNC
02090-11060+02290-11016	5/8''*2 1/4''UNC
02090-11080+02290-11016	5/8''*3''UNC
02090-11085+02290-11016	5/8''*3 1/4''UNC
154-70-11143+02290-11219	3/4''*2 1/2''UNC
02090-11265+02290-11219	3/4''*2 1/2''UNC
02090-11270+02290-11219	3/4''*2 3/4''UNC
02090-11275+02290-11219	3/4''*3''UNC
175-70-11170+02290-11220	3/4''*3 1/8''UNC
02090-11290+02290-11219	3/4''*3 1/2''UNC
154-70-11143+02290-11219	3/4''*3 1/2''UNC
02091-112200+02290-11219	3/4''*4''UNC
02090-11205+02290-11219	3/4''*4''UNC
02091-11205+02290-11219	3/4''*4''UNC
02091-11210+02290-11219	3/4''*4 1/4''UNC
02091-11215+02290-11219	3/4''*4 1/2''UNC
02091-11220+02290-11219	3/4''*5''UNC
175-71-11454+02290-11422	7/8''*3''UNC
175-71-11451+02290-11422	7/8''*3''UNC
175-71-11459+02290-11422	7/8''*3''UNC
175-71-11450+02290-11422	7/8''*3 1/4''UNC
125-70-21640+02290-11422	7/8''*3 1/2''UNC
175-71-11463+02290-11422	7/8''*3 1/2''UNC
175-71-11461+02290-11422	7/8''*3 1/2''UNC
145-70-44120+02290-11422	7/8''*3 1/2''UNC
195-71-11542+02290-11625	1''*3.3/4''UNC
195-71-11461+02290-11625	1''*4''UNC
02091-12010+02290-12031	1 1/4''*4''UNC

C.Technical Drawing

D.Processes

First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance  and its size accurately.

The second, we adopt blasting procession, removing Oxidation surface , make the  surface to be bright and clean and uniform and beautiful.

The third, in heat treatment: We use the Controlled-atmosphere Automatic heat treatment Furnace, we also have four mesh belt convey furnaces, Can deal with the products in different sizes keeping the non-oxidation surface

E.Package