China Manufacturer OEM Black Malleable Cast Iron Pipe Fittings Banded Tee

There are three kind of malleable cast iron : Black heart malleable cast iron (KTH) , Pearlite malleable cast iron (kTZ) and White heart malleable cast iron (KTB) .

The material of our products are KTH , the national standard of Material grade need to arrive to KTH300-06 , the standard of our products is KTH330-08 . the KTH stand for Black heart malleable cast iron , the 300 , 330 , 350 is for extending and 06,08,12 is for stretching. All this is stand for toughness .

Angular deviations :

National standards allow for a range of angular deviations, but this deviation is within the range of plus or minus 0.5 °.

Size standard :

Our products are fit to the national standard .

Weight standard:

Until now , there is no weight standard to the pipe fitting .

· Material: malleable iron

· Technics: casing

· Type: No.130 Equal 90 Degree Tees

· Connection:male&female

· Head Shape: Equal

· Code: Round

· size:1/8"-8"

· Standard: ANSI, BS, DIN

· Packing: wooden cases or as customers' demands

· surface treatment: painting galvaized or as customers' demands