Payment & Shipping Terms:
|Technics:||Casting||Size:||1/8”-6“ Black Pipe Nipples|
|Item:||Black Pipe Nipples|
Synoptic table of black pipe Hex. nipples
1/2 inch Black Malleable Iron Pipe Hex. Nipple Casting Technics for oil and gas
What’s the different of ductile iron , gray iron and malleable cast iron ?
The characteristic of ductile iron is very tough, graphite is in the form of a ball.
The feature of gray iron is very brittle , graphite is in the form of strip .
The particularity of malleable cast iron is graphite is a group of flocculent tiles .
So the ductile iron is hardest , malleable cast iron is harder than gray iron .
Correlation table :
|Standard||Thread: ISO 7/1|
|Dimension||ISO 49, DIN 2950,EN10242|
|Chemical property||(C %2.4-2.9), (Si %1.4-1.9), (Mn %0.4-0.65), (P% <0.1), (S% <0.2%)|
|Physical property||Tensile strength>=350Mpa,Elongation>=10% Hardness<=150HB|
|Type||Beaded with ribs or banded with ribs|
|Beaded without ribs or banded without ribs|
|Surface||Galvanized/ no galvanized|
|Model||Elbow, Tees, Crosses, Bends, Unions, Bushings, Lateral Braches, Sockets, Nipples, Hexagon/Round, Caps, Plugs, Locknuts, Flanges ,Side Outlet Tees, Side Outlet Elbows and etc|
|Application||Suitable for pipe connect of steam, air, gas, oil and so on|
|Buyer’s drawings or designs are available|
|Package||Cartons without pallet|
|Cartons with pallet|
|Double woven bags|
Or as buyer’s requirements
|According to the quantities and specifications of each order|
|Normal delivery time is from 30 to 45 days after receiving the deposit|