OEM Ductile Iron/Grey Iron Sand Casting Pressure Relief/Reducing Valve Part
OEM Ductile Iron/Grey Iron Sand Casting Pressure Relief/Reducing Valve Part
1.Material: GGG40.
2.Size: CN150X150mm.
3.Weight: 3.4kg.
4.Technological process: Sand casting + CNC Machining.
5.Inspection: Mechanical properties and leak test conducted by in-house or third-party labs.
6.Use: Submersible pump body.


Production Capacity:
1.Casting classification: Sand casting, Precision casting, Vacuum casting, etc.
2.Materials: Gray iron, ductile iron, stainless steel, carbon steel, alloy steel, etc.
3.Standards: BS, DIN, ASTM, GB, etc.
4.Weight range: 0.5~5000kg.
5.Production capacity: 2,000 tons per month.
6.Main application: Metallurgy, Machinery, Plastics, Rubber, Pharmaceutical, Textiles, Mining, Paper-making, Packaging.
7.Equipment: Furnaces, heat treatment furnaces, direct-reading spectrometer, shot-blasting equipment, etc.
8.Surface treatment: Polishing, plating, shot blasting, heat treatment, etc.
9.Inspection and testing: In-house inspection, third-party inspection, material reports, UT, MT, RT, PT, etc.
10.Packing and shipping: Standard export packaging; 20 days for sample and mold; delivery time based on quantity.
11.Casting service: Logo, character, trade name, number can be casted on the surface clearly.


1.Ductile Iron Castings:
- Molding process: Resin sand / Green Sand
- Material: EN-GJS-400-15 / EN-GJS-500-7 / EN-GJS-600-3 / EN-GJS-700-2
- Molding: Hand molding / Molding machine Z145/146/148 / Molding line
- Possible Heat Treatment: Annealing
- Industry involved: Municipal Construction / Fluid / Automotive
- Part unit weight range: 0.5kg - 2000kgs
- Max/Min wall thickness: 4mm - 250mm
- Manufacturer Certification: ISO9001(2000) / TS16949
2. Grey Iron Castings:
- Molding process: Green sand / Resin sand
- Material: EN-GJL-150 / DIN 1691 GG-15, EN-GJL-200 / DIN 1691-GG20, EN-GJL-250 / DIN1691-GG25, EN-GJL-300 / DIN1691-GG30
- Molding: Hand molding / Molding machine Z145/146/148 / Molding line
- Industry involved: Municipal, Construction, Fluid, Automotive
- Part weight range: 0.5kg - 2000kgs
- Wall thickness: 4mm
- Certification: ISO9001(2000) / TS16949
Gg25/Gg30/Ductile Iron/Grey Iron Sand Casting Pressure Relief/Reducing Valve Part


Q: Why choose Shengao product?
A: We have our own factory—Weifang Shengao Machinery Co., Ltd. This allows us to ensure product quality and offer competitive prices.
Q: Do you provide OEM Service?
A: Yes, we offer OEM services to meet your custom needs.
Q: Do you provide customized products?
A: Yes, we can manufacture based on your drawings and specifications.
Q: What is your payment term?
A: We support various payment methods including L/C, T/T, PayPal, Escrow, etc.
Up to 100 percent of a PET container can be made using recycled PET (rPET), with no limit to the number of times PET material can be reused in container applications.
This label uses label materials from international suppliers. The BOPP label meets APR accreditation requirements, is easily washable, recyclable and environmentally friendly
BOPP LABEL, Wash off Label,recycle label
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