Black iron pipe fittings are a type of piping component used for constructing or repairing gas or water systems. They are made from a type of steel called "black iron," used in a variety of applications, including gas lines, water lines, and heating systems.
Product Description
Black iron pipe fittings are a type of piping component used for constructing or repairing gas or water systems. They are made from a type of steel called "black iron," which is made from a low-grade carbon steel. Black iron fittings are used in a variety of applications, including gas lines, water lines, and heating systems.
• Durability: Black iron fittings are strong and able to withstand high pressures and temperatures, making them suitable for use in a variety of applications.
• Corrosion resistance: Black iron union fittings are coated with a black oxide finish, which helps to protect against corrosion and rust.
• Easy to install: Galvanized black iron fittings can be easily installed using standard tools and can be joined to pipes using a variety of methods, including welding, threading, and flanging.
• Gas lines: NPT Black iron fittings are often used in the construction of natural gas lines, as they are strong and able to withstand the high pressures and temperatures associated with the transport of natural gas.
• Water lines: Black iron fittings are also used in the construction of water lines, as they are durable and able to withstand the high pressures and temperatures associated with the transport of water.
• Heating systems: BSP Black iron union fittings are commonly used in heating systems, as they are able to withstand the high temperatures associated with the circulation of hot water or steam.
Wholesale black iron union fittings are a reliable and durable choice for a variety of piping applications, and are widely used in both residential and commercial settings. If you are considering to buy bulk black iron pipe fittings from trusted supplier, welcome to contact us for more information!
Malleable iron pipe fittings: Union Conial Fig 340 NPT/BSP GALVANIZED/ BALACK
Type: Union
Galvanized/Black Malleable Iron Pipe Fittings Standard Specification
| Standard | American Class 150 | Brithish Standard | European |
| ANSI/ASME B 16.3 | |||
| Dimention | ANSI/ASME B 16.14 | KSB 1531 | EN 10242 |
| ANSI/ASME B 16.39 | |||
| Threads | ANSI/ASME B1.20.1 | BS 21 | ISO 7-1 |
| BS 2779 | ISO 228-1 | ||
| Material | ASTM A-197 | BS EN 1562 | EN1562 |
| Zinc Coating | ASTM A-153 | BS 143&1256 | EN10242 |
| Reinforcement | Banded | Banded | Beaded |
Size: 1/4”---6”
Threaded Standard: BS / NPT/DIN
Surface: Hot dipped galvanized, Toast galvanized, Black
Usage: Fire Protection (Fire Fighting), plumbing, infrastructure construction, decoration, etc.
Tensile Strength: ≥33 KG/MM2
Elongation: ≥8%
Hydness: ＜HB163
Hydraulic Test Pressure: 25 KG/MM2
Working Pressure: 16 KG/MM2
Packing: Carton/ Bags /Pallet
Delivery: 45 days after the payment
Payment: TT, LC, etc.
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British Standard |
Threads: ISO 7/1 |
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Dimension: BS EN 10242,BS 143&1256 |
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Chemical Property |
(C %2.4-2.9),(Si%1.4-1.9),(Mn %0.4-0.65),(p%<0.1),(S%<0.2) |
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Physical Property |
Tensile strength≥300MPa,Elongation≥6%,Hardness≤150HB |
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Testing Pressure |
2.5MPa |
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Working Pressure |
1.6MPa |
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Type |
Banded without ribs,beaded with ribs. |
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Size |
1/8”,3/8”,1/2”,3/4”,1”,1.1/4”,1.1/2”,2”,2.1/2”,3”,4”,5”,6” |
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Surface |
Galvanized |
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Toast/bake ,Black |
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Series |
Heavy,Standard,Medium,Light |
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Model |
Elbows.Tees,Crosses,Unions,Bends,Bushings,Sockets,Nipples,Caps, Plugs,Locknuts,Side Otlet Tees,Reducing Elbows,etc. |
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Connection |
Male,Female |
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Shape |
Equal, Reducing |
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Applications |
Suitable for Pipe lines connect of water,steam,air,gas,oil and so on. |
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Buyer’s drawings or designs are available. |
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Package |
1.Cartons without pallets. |
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2.Cartons with pallets. |
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3.Double woven bags. |
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4.Can as buyer’s requirements. |
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Delivery detail: |
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According to the quantities and specifications of each other. |
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Normal delivery time is from 30 to 45 days after receiving the deposit. |
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Producing Process:
Melting the raw materials with sand core to form a primary casting, and then put into the annealing furnace annealing. After reforming .flating .sand blasting then picking the casting. the blank is galvanized, next making the threa and cleaned with cutting liquid for packing, and finally loading.
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