Product Name: Grey iron casting
Material:
No: Din UNS BS GB
1 GG10 F11401 --- HT100
2 GG15 F1701 Grade150 HT150
3 GG20 F12101 Grade180
Grade220 HT200
4 GG25 F12801 Grade260 HT250
5 GG30 F13101 Grade300 HT300
6 GG35 F13501 Grade350 HT350
Casting Tolerance & Linear Tolerance
Dimensions(mm) Normal(mm) Premium(mm)
3----10 0.36 0.26
11-----25 0.42 0.30
26-----63 0.50 0.36
64-----100 0.56 0.40
101-----160 0.62 0.44
161------250 0.70 0.50
251-----400 0.78 0.56
HBS TO CASTINGS OF DIFFERENT SECTION THICKNESS
ITEM (GREY IRON)
350 280-220 260-185
300 280-200 225-180 240-165
250 H 280-200 150-180 235-160 220-145
200 B 280 260-170 230-150 210-135 190-120
150 S 260-170 225-140 205-125 185-110 170-110
100 <210 <185 <170 <160 <150
2.5 5 10 20 40 80
Ningbo Ruyi Foundry Co., Ltd. is your reliable source for Ductile iron casting, Grey iron casting and you can also entrust us for Stainless steel casting, Aluminium alloy casting and Refractory steel casting. The moulding process covers Resin Chemically Bonded Sand Cast, Resin Shell Cast, and Green Sand Cast. Based on the land of size 6000 square meters, the foundry's monthly iron casting output capacity is up to 350 tons, and 80% of the produced castings are sold to overseas markets. Our castings mainly apply to Machine tools industries, Pumps industries, Gas & steam valve industries, Automobile industries, Air compressor industries, Gear cases & accessories, Electric motor body & accessories, Other products.
The foundry conforms to international standards and offers material analysis, heat treatment, non-destructive testing, proof and precision machining. With great efforts and carrying out our policy continuously which is to produce castings to meet your individual requirements, as well as monitoring each stage of production to guarantee high quality, we finally got certified by ISO9001: 2000.
