- Hebei borun steel trade Co,.Ltd
- Main products: API 5L pipeline, casing pipe, oil tubing, seamless pipe, ERW steel pipe, LSAW steel pipe, SSAW (spiral) steel pipe, Square steel tube/square hollow section, GB, ASTM, API, DIN, JIS requirements
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- API 5CT seamless carbon steel oil casing pipe
- API 5CT casing pipe for oilfield equipment
- API 5CT OCTG products:casing pipe used for drilling well
- API 5CT OCTG products:casing pipe used for drilling well
- API 5CT BTC PSL-1 casing pipe for oil country
- erw black pipes and tubes for civil building and construction
- MS erw welded black steel pipe
- ASTM/API specification erw pipe
- erw steel pipe production line
- 5mm thick galvanized zinc coated steel
- high quality galvanized steel pipes
- excellent quality galvanized steel made in Cangzhou China
- galvanized pipe S275
- hot dip galvanized steel pipe
- galvanized steel pipes
- quality rectangular steel pipe for construction
- welded square steel pipe
- EN10210 hot rolled 20mm*20mm-1000*1000mm square welded steel pipe
- EN10219 square hollow pipes
- DIN EN10210 rectangular pipes for Construction framework
- top quality spiral steel pipe
- API 5L Gr.B 6-13m length welded SSAW pipe
- carbon steel SSAW 3PE coated steel pipe
- 2PE API/ASTM SSAW steel pipe
- API 5L GR B light-oiled SSAW pipe
- welded GR B API 5L lsaw steel pipe
- API 5L standard X46/X56n steel LSAW pipe
- large diameter LSAW carbon steel pipe
- API 5L grade b 20'' SCH STD LSAW PIPE
- LSAW hign strength spiral welded steel pipe
- API 5L Grade B large diameter LSAW carbon steel pipes
- API 5L X42 LSAW pipe for liquid shipping
- ASTM/API erw pipe specification
- erw steel pipe production line
- carbon steel erw steel pipe
- erw black pipes and tubes for civil building and construction
- erw steel tube
- erw black pipes and tubes
- API 5L X56 erw pipe
- API 5L X42 black painting ERW carbon steel pipes
- API 5L Grade B welded carbon steel ERW tube
- API 5L Grade B welded carbon steel ERW pipes
- K55 Seamless carbon steel oil casing pipe
- N80 K55 finished casing pipe
- casing and tubing steel pipe for oil and gas
- OCTG casing pipes for oil drilling
- API 5CT seamless carbon steel oil casing pipe
- API 5CT seamless carbon steel oil casing pipe
- API 5CT casing pipe for oilfield equipment
- API 5CT casing and tubings
- API 5CT OCTG products
- API 5CT N80 casing pipe for oil country
- API 5CT J55/K55 seamless casing pipe
- API 5CT J55 seamlesscasing pipe in oil field
- black painting seamless round steel pipe
- Hot Rolled API 5L grade b seamless pipe
- ASTM A179 Grade B black painting carbon steel seamless pipes
- API 5L Grade B plain end carbon steel seamless pipe
- ASTM A53/A106 Grade B carbon steel seamless pipes
