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1/2" Black Malleable Fire Fighting Pipe Fittings For Plumbing Applications

Categories Fire Fighting Pipe Fittings
Brand Name: Leyon
Model Number: NPT standard conical joint union
Certification: FM/UL
Place of Origin: China
MOQ: 1000 piece
Price: Negotiable
Payment Terms: L/C, T/T, Western Union, MoneyGram
Supply Ability: 10000 piece/week
Delivery Time: 25-35days
Packaging Details: 200piece/carton
Color: Galvanized & black
Meterial: Malleable iron
Technics: Casting
Size: 1/8"-6“
Standard: ANSI,BS,DIN
Sueface teathment: Hot Galvanized or Normal Black
Head Code: Square
Item: BSPT standard conical joint union
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1/2" Black Malleable Fire Fighting Pipe Fittings For Plumbing Applications

Chart of din standard conical joint union


Data of din standard conical joint union

MaterialMalleable iron
StandardThread: ISO 7/1
DimensionISO 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 propertyTensile strength>=350Mpa,Elongation>=10% Hardness<=150HB
Testing pressure2.5Mpa
Working pressure1.6Mpa
TypeBeaded with ribs or banded with ribs
Beaded without ribs or banded without ribs
SurfaceGalvanized/ no galvanized
ModelElbow, Tees, Crosses, Bends, Unions, Bushings, Lateral Braches, Sockets, Nipples, Hexagon/Round, Caps, Plugs, Locknuts, Flanges ,Side Outlet Tees, Side Outlet Elbows and etc
ConnectionMale, Female
ShapeEqual, Reducing
ApplicationSuitable for pipe connect of steam, air, gas, oil and so on
Buyer’s drawings or designs are available
PackageCartons without pallet
Cartons with pallet
Double woven bags
Or as buyer’s requirements
Delivery detailsAccording to the quantities and specifications of each order
Normal delivery time is from 30 to 45 days after receiving the deposit

1/2" Black malleable iron union Pipe fitting for plumbing applications

  1. The layer of zinc exceeds the standard of ASME, EN, and BS, DIN and so on.
  2. Good toughness ensure long using life of din standard conical joint union.

  3. Outlet size is from 1/8”to 4” .

There are two groups of malleable cast iron namely whiteheart malleable cast iron and

blackheart malleable cast iron. These two groups are differentiated by chemical composition, temperature and time cycles of the annealing process, the annealing atmosphere and the properties and microstructure resulting there from.

Whiteheart malleable cast iron – It is a decarburized cast iron. The microstructure of whiteheart malleable cast iron depends on section size.

Blackheart malleable cast iron – It is either ferritic or pearlitic. Ferritic blackheart malleable cast iron is softer and more ductile.

Cheap 1/2" Black Malleable Fire Fighting Pipe Fittings For Plumbing Applications for sale
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