4inch Schedule 80 X 300lbs RF 4130 Alloy Steel Sw Flange

Model NO.: 4130
Type: Welded or Threaded Connection
Structure: Round
Sealing Surface: RF
Kind: So,Wn,Lap Joint,Blind,Socket,Threaded Ect
Material and Grade: Carbon Steel A105,A234wpb Ect
Transport Package: Wooden Case
Origin: China

Standard: ANSI, DIN
Material: Stainless Steel
Connection: Blind Flange
Manufacturing Way: Forging
Sealing Face: RF,Rtj,FF Ect
Trademark: DERBOSTEEL
Specification: API
HS Code: 3917400000

4inch Schedule 80 Â x 300LBS RF 4130 alloy steel SW flange
1.Technical Parameters

SteelÂ Flanges
Material	CarbonÂ steel	Â ASTMÂ A105.Â ASTMÂ A350Â LF1.Â LF2,Â CL1/CL2,Â A234,Â S235JRG2,Â P245GHÂ
		P250GH,Â P280GHMÂ 16MN,Â 20MNÂ ,20#Â
	StainlessÂ steel	Â ASTMÂ A182,Â F304/304L,Â F316/316L
	AlloyÂ steel	ASTMÂ A182Â A182Â F12,F11,F22,F5,F9,F91etc.
StandardÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	ANSI	ClassÂ 150Â Flanges-ClassÂ 2500Â Flanges
	DIN	6BarÂ 10BarÂ 16BarÂ 25BarÂ 40Bar
	JIS	5KÂ Flanges-20KÂ Flanges
	UNI	6BarÂ 10BarÂ 16BarÂ 25BarÂ 40Bar
	EN	6BarÂ 10BarÂ 16BarÂ 25BarÂ 40Bar
TYPE	1.WeldingÂ neckÂ FlangeÂ Â Â Â 2.SlipÂ on
	3.BlindÂ flangeÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 4.LongÂ weldingÂ neckÂ flangeÂ Â Â
	5.LapÂ jointÂ flangeÂ Â Â Â Â Â Â Â Â Â Â Â Â 6.SocketÂ welding
	7.ThreadedÂ flangeÂ Â Â Â Â Â Â Â Â Â Â 8.FlatÂ flange
Surface	Anti-rustÂ oil,Â clearÂ lacquer,Â BlackÂ lacquer,Â YellowÂ lacquer,hot-dippedÂ Galvanized,electricalÂ galvanized
Connection	Welding,Â Threaded
Technical	Forged,Â Casting
Size	DN10-DN3600
Package	1.>StandardÂ exportÂ packagingÂ (PlywoodÂ CaseÂ OfÂ Outside,PlasticÂ ClothÂ OfÂ Inside).Â 2:AsÂ Customers'Â RequirementsÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
HeatÂ Treatment	Normalizing,Â Annealing,Â Quenching+Tempering
Certificate	TUV,ISO9001:2008;PED97/23/EC,ISO14001:2004,OHSAS18001:2007
Applications	WaterÂ works,Â ShipbuildingÂ industry,Â PetrochemicalÂ &Â GasÂ industry,Â PowerÂ industry,Â ValveÂ industry andÂ generalÂ pipesÂ connectingÂ projectsÂ etc.

2.Product Showcase

3.Production Facility
4inch Schedule 80 X 300lbs RF 4130 Alloy Steel Sw Flange

4.Qulality Control

5.Our Service

Chengdu Derbo Steel focus on pipe&tube solution for project application for more than 10 years with good quality and reasonable price,has succeed to cooperated with Sheel,Lukoil and other famous oil&gas companies all over the world.

If you have any inquiry for our products,please don't hesitation to contact us.We will provide you the most competitive quotation and technical support.
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