Product Details

Pressure Safety Valve Details:

1. Material: WCC,WCB, 8620

2. Processes: Sand casting

3. Testing pressure of products: 16 bars

4. Surface finish: Polishing, oiled (rust-resistant), zinc, nickel, chrome plating, hot galvanized, powder coating and painting

5. Manufacturing equipment: Electric furnace, sand mixing machine, shot blast chamber, varilus mould machine, standing machine Tool, machine tools, universal miller, standing drill machine, bench drill machine, dry sand mix miller, CNC machining center Etc quake press molding machine, turning molding machine, and hanging shot blast cabinet
6. Testing equipment: Direct-reading spectrometer hi-temperature metallographic microscope chemical analysis equipment, Supersonic inspection machine, impact testing machine, 3-D measuring machine inspection

7. This product is among our casting parts. Our annual export for only this part reaches 100,000 pieces which equals to about 400 ton of casting.

8. Our skills for producing this kind of casting are very mature, including material control, quality inspection. We provide material certificate with heat for each batch as well as inspection report.

9. Usage: it is mainly used in water pump as a part of presure reducing valve.

10. Material for this part is WCC and WCB.

11. Other casting materials are as follows:

Table of casting material:

Ductile iron
European standard	German standard
EN 1563	DIN 1693
EN-GJS-350-22-LT	GGG-35.3
EN-GJS-400-18-LT	GGG-40.3
EN-GJS-400-15	GGG-40
EN-GJS-450-10
EN-GJS-500-7	GGG-50
EN-GJS-600-3	GGG-60
EN-GJS-700-2	GGG-70
EN-GJS-800-2	GGG-80
Compacted graphite iron
Grey cast iron
European standard	German standard
EN 1561	DIN 1691
EN-GJL-200	GG-20
EN-GJL-250	GG-25
EN-GJL-300	GG-30
EN-GJL-350	GG-35

Process Flow Chart:

Our Slogan: regarding the quality as the factory's life

We are:

1. Real factory with about 20 year’s history and are licensed to export, providing competitive price.

2. Factory with about 200 workers and 40 seniors, equipped with CNC milling and turning machines, CNC Lathes, etc.

3. Quality Certificates: ISO9001-2000, ISO9001-2008 Quality Assurance System, the USA UL.

4. Products covering hydraulic cylinders, pistons, flanges, valves parts, casting and forging parts, engineering goods, etc.

5. Quality control following 3 phases of thorough inspection, first-off inspection, during-processing inspection, and 100% inspection one by one before dispatching.

6. MOQ: 10pcs. Production capacity: 100000pcs/month

7. The way of payment: 30% deposit by T/T in advance, balance T/T before shipment, L/C is negotiable

8. Delivery Time: about 20 days by the sea transportation.

9. The sea port of the shipment: Beilun Ningbo Zhejiang province.

Honesty is our principle, professional operation is our work, service is our goal, and customers' satisfaction is our future!