We produce the casting bushing . The producer adopt the equipment from DISA Denmark, DJ AMF Japan, SINTOKOGIO Japan to produce the goods . The makers aim is guarantee the quality of china export gas hexagon nipple .
The reason why the maker use Oxford Instruments to test is to make sure the quality of material of the china export gas hexagon nipple sample is good .
In order to command the annealing operation grimly and improve the physical properties of materials,we use the gas annealing furnace of high calorific value.
Each pipe fitting nipple has been passed from air-tight test to keep from leaking.
Every pipe fitting plug is required to pass the plug gauge test to make sure the calibre,parallelism, angle and tooth type of the thread has been controlled strictly.
The outlet size of china export gas hexagon nipple is from 1/8’’~6”.
Our nipple is with good toughness and long operating life.
The Outside of the products is smooth with no hole.
The producer ask for the demand of the standard of the zinc coating , which need to be higher than 86 um specified in ASME, EN(70um), DIN(70um), SI(78um)

China export gas hexagon nipple‘s Visual communication chart

Material	Malleable iron
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
Testing pressure	2.5Mpa
Working pressure	1.6Mpa
Type	Beaded with ribs or banded with ribs
	Beaded without ribs or banded without ribs
	Round/square
Surface	Galvanized/ no galvanized
Color	White/black
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
Connection	Male, Female
Shape	Equal, Reducing
Certificate	BSI,ANAB,ISO9001,FM,UL
Application	Suitable for pipe connect of steam, air, gas, oil and so on
Application	Buyer’s drawings or designs are available
Package	Cartons without pallet
	Cartons with pallet
	Double woven bags
	Or as buyer’s requirements
Delivery details	According to the quantities and specifications of each order
Delivery details	Normal delivery time is from 30 to 45 days after receiving the deposit

DIN Standard 1 4 Inch Plumbing Pipe Fittings , Toe Nipple Pipe Fitting Fire Resistant

Malleable Iron Pipe Fittings