GOST 8731 Steel Pipes
GOST 8731 steel pipes We are leading manufacturer and stockist of GOST 8731 steel pipes in China.GOST 8731 steel pipes Chemical CompositionStandard Grade C Mn Si P S Cu Ni Cr Mo V Al N Nb,Website: and W GOST100,07-0,140,35-0,650,17-0,37≤0.035≤0.040.15GOST200,17-0,240,35-0,650,17-0,37≤0.035≤0.040.25GOST350,32-0,400,50-0,800,17-0,37≤0.035≤0.040.25GOST450,42-0,500,50-0,800,17-0,37≤0.035≤0.040.25GOST20X0,17-0,230,50-0,800,17-0,37≤0.035≤0.0350.70-1.00GOST 8731 steel pipes Mechanical PropertiesStandardGradeHeat Treatment Pour Point Re min. (Mpa)Tensile Strength Rm (MPa) Elongation
A5 min.
(%)Impact (J)t 0-16 mm 1 16-40 mm t 40-65 mm GOST1035320624GOST2041224521GOST3551029417GOST4558832314GOST20X431-16 GOST 8731 steel pipes ToleranceOutside DiameterTolerance (% as)ThicknessTolerance (% as)High AccuracyOrdinary AccuracyHigh AccuracyOrdinary Accuracy219 and lower+ / - 0,8+ / - 1,015 and lower+ / - 12.5- 15.0 / + 12.515-30 inter- 12.5 / +10+ / - 12.530 and top+ / - 10.0- 12.5 / + 10.5219 and top+ / - 1,0+ / - 1,2515 and lower- 15.0 / + 12.515-30 inter- / + 12.530 and top- 12.5 / + 10.00The types of GOST 8731 steel pipes
GOST RUSSIA STANDARD
Smooth Seamless Steel Tubes
GOST 8732 10 steel pipes
GOST 8732 20 steel pipes
GOST 8732 45 steel pipes
GOST 8731 10 steel tubes
GOST 8731 20 steel tubes
GOST 8731 45 steel tubes
GOST 8732 10 steel tubes
GOST 8732 20 steel tubes
GOST 8732 45 steel tubes
GOST 8731-74 Seamless Hot-Deformed Steel Tubes
GOST 8732-78 Seamless hot-deformed steel tubes
GOST 8733-74 Seamless cold and warm deformed steel tubes
GOST 8734-75 Seamless cold and warm deformed steel tubes
GOST 9567-75 Precision steel tubes
GOST 9940-72 Seamless hot deformed tubes made of corrosion resistant steel
GOST 9941-72 Seamless cold and warm deformed tubes made of corrosion Resistant steel
GOST 10498-63 Especially thin walled seamless tubes made of corrosion resistant (stainless) steel
GOST 1060-76 Steel seamless cold-deformed tubes for shipbuilding
GOST 5654-76 Steel seamless hot-deformed tubes for shipbuilding
GOST 550-75 Steel seamless steel tubes for petroleum processing and petrochemical industry
GOST 14162-69 Small-sizes steel tubes ( capillary )
GOST 10192-62 Bimetallic seamless tubes
GOST 21945-76 Seamless hot-deformed steel tubes made of alloys on the basis of titanium
GOST 21729-76 Seamless cold-deformed and hot-deformed tubes made of structural carbon and alloyed steel
GOST 22786-77 Bimetallic seamless tubes for shipbuilding
GOST 631-75 Internal-external upset drill tubes with couplings
GOST 8467-57 Drill tubes for geology-exploring with nipple connections
GOST 632-64 Casing tubes with couplings
GOST 6238-77 Casing and coring tubes for geology-exploring drilling and nipples to them
GOST 633-63 Tubing pipes with couplings
GOST 11249-73 Steel rolled up soldered double-layer tubes
GOST 3262-75 Steel tubes for water and gas supply with couplings
TU SEAMLESS STEEL TUBES FOR ELEVATED TEMPERATURES (20)(12H1MF/15HM )
GOST 13663-68 Shaped steel tubes
GOST 3664-68 Steel tubes star-shaped
GOST 13665-68 Corrugated steel tubes.
GOST 13666-68 Many-ribbed steel tubes.
GOST 13667-68 Ribbed steel tubes
GOST 13668-68 Steel tubes with inside splines
GOST 8639-82 Square steel tubes.
GOST 8642-68 Oval steel tubes.
GOST 8644-68 Flat-sided oval steel tubes
GOST 8645-68 Rectangular steel tubes.
GOST 11681-65 Bended stainless steel tubes
GOST 11682-65 Bended stainless steel tubes
TU SEAMLESS STEEL TUBES FOR ELEVATED TEMPERATURES (10)
TU SEAMLESS STEEL TUBES FOR ELEVATED TEMPERATURES (20)(12H1MF/15HM )
GOST 10192-62 Bimetallic seamless tubes
GOST 21945-76 Seamless hot-deformed steel tubes made of alloys on the basis of titanium
GOST 21729-76 Seamless cold-deformed and hot-deformed tubes made of structural carbon and alloyed steel
GOST 22786-77 Bimetallic seamless tubes for shipbuilding
GOST 13663-68 Shaped steel tubes
GOST 3664-68 Steel tubes star-shaped
GOST 13665-68 Corrugated steel tubes
GOST 13666-68 Many-ribbed steel tubes
GOST 13667-68 Ribbed steel tubes
GOST 13668-68 Steel tubes with inside splines
GOST 8639-82 Square steel tubes
GOST 8642-68 Oval steel tubes
GOST 8644-68 Flat-sided oval steel tubes
GOST 8645-68 Rectangular steel tube
GOST 11681-65 Bended stainless steel tubes
GOST 11682-65 Bended stainless steel tubes
TU SEAMLESS STEEL TUBES FOR ELEVATED TEMPERATURES (10)ONE OF THE KIND, MILLIONS OF CHOICES SUPERIOR QUALITY PROMPT DELIVERY FAVORABLE FEEDBACK ALL AVAILABLE IN PESCO SELECT PESCO, YOU WILL BE RIGHT
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