npt standard 6 inch Iron Galvanized Malleable threaded pipe caps
key ponits for malleable thread pipe caps
We supply high quality malleable iron pipe fittings
One of the most professional leaders for malleable iron pipe
fitting in China
Main features of malleable iron cap in the follows;
Deep thread, durable, eco-friendly, strong pressure resistance and
Durable series of pipe fittings
Our range of pipe fittings includes malleable iron pipe fitting,
grooved pipe fitting and plastic lining pipe fitting, etc.
They are designed for fire protection, gas supply and water supply
even in other difficult areas to access.
Our series of pipe fittings are designed for fire protection,
gas supply and water supply even in other difficult areas to
Manufacturing Process of balck caps
The equipments from DISA Denmark, DJ AMF Japan, SINTOKOGIO Japan
widely used in our malleable iron elbow productline,
ensures the stability of product quality.
we use spectrometer from Oxford Instruments to check the material's
we use high heat value natural gas annealing furnace,
strictly control the annealing process, improve the physical
properties of the materials.
We use close-grained, high strength, impeccable steel & plate
scrap as the raw material,
because the quality of the steel is the starting point of the
fittings of excellent quality.
Our products are with good toughness with long working life.
Smooth surface without any sand hole.
avg. thickness of zinc coating is higher than
86 um specified in ASME, EN(70um), DIN(70um), SI(78um)
Details for pipe fitting cap
|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%
|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