Product Item | galvanized black 310 Backnuts Malleable cast iron pipe fittings manufacture | ||||||
Size | 1/2"-4" | ||||||
Type | Banded, Beaded, Plain; with rib, or without rib. | ||||||
Thread Standard | British standard American standards Din standard | ||||||
Finish | Black, Eclectic Galvanized, Hot Dipped Galvanized, all be antirust treatment | ||||||
Quality Control | Excellent material, precise angles, good antirust property | ||||||
Material and Standard | Malleable iron, meet standard ASTM A197 | ||||||
Dimensions | ANSI/ASME B16.3-92/B1.21.1-83 | ||||||
Galv Standard | ASTM A153 | ||||||
Producing Technology | Pattern making -sand casting -heat treatment-surface treatment-machining-packing | ||||||
Chemical and Physical Properties | |||||||
Chemical Properties | Physical Properties | ||||||
C % | Si % | Mn % | P% | S% | Tensile Strength | Elongation | |
2.4-2.9 | 1.4-1.9 | 0.4-0.65 | <0.1 | <0.2% | ≥330 Mpa | ≥8% | |
Hardness: <150HB | |||||||
Hydraulic Pressure Test: 3-5Mpa, Working Pressure:1.6Mpa., 100% test before shipment | |||||||
We mainly supply malleable iron pipe fittings:
3. 100% Hydraulic pressure test
4. Finish: hot dipped galvanized, black& reducing, rib or without rib
5. Origin: Chengde, Hebei, China
6. We are manufacturer
Advantages of our factory:
1. We have been built in early time 1958.
2. Our factory covers an area more than30,000 square meters.
3. We have a complete set of quality assurance system .
4.The products which we made are widely, such as elbows, tees, crosses, caps, sockets, plugs, flanges, unions and so on.
Factory Highlights
Our malleable iron pipe fittings of “Three One” brand were the specified products of the Water Cube (National Swimming Center) in 2008
Packing:
Inner packing: plastic bag.
Outer packing: carton boxes (Carton A: 470mm*308mm*195mm;
Carton B: 310mm*240mm*195mm )
Pallet Size: L*W*D=100mm*80mm*12mm
Application:
These fittings are widely used as linkages of pipes for the transportation of water, oil, air, gas, etc.
Contact Information
Contact Person: vicky wang
Fax: 0086-0314-2527667
Tel: 0086-18210545066
URL:
Skype:
If you want to know more about our products, feel free to contact us at any time please, and welcome to our factory.