Symmetrix Overburden Drilling Concentric Casing System for Water Well Drilling

We keep on to establish and style and design outstanding top quality goods for Bridge Slotted Screen, Stainless Steel Casing, Carbon Steel Casing Pipe. In the process of enterprise development, we will always adhere to the core value of quality is everything dedicating to customers and society with high-quality products and services. We sincerely invite you to be our business partners for mutual benefits. We always develop and design kinds of novel products to meet the market demand and help the guests continuously by updating our products.

Product introduction

Product Name	Spiral Welded Steel Pipe
Size	OD	89-3020mm
	Thickness	2.75-25mm
	Length	Usually 6~12 Meters, 20 Meters Max in theory
Standard	SY/T5037 SY/T5040 GB/T9711 API5L EN10208 ASTM A252 JISA5525
Material	Chinese Grade	Q235,Q345,S245,S290,S320,S360,S390,S415,S450
	Foreign Grade	ASTM	Grade A, Grade B, X42,X46,X52,X56,X60,X65,X70
		EN	S185,S235JR,S235JO,E335,S355JR,S355JO,L245, L290,L320,L360,L390,L415,L450
Ends	Beveled(Can be Protected By Plastic Caps or Steel Rings According to Your Requirements) Also We Can Weld Flanges on the Pipe Ends Plain Ends
Surface	Bared Or Paint With Oil, Bitumen, 1-3 layer PE
Inspection	With Chemical Composition and Mechanical Properties Testing;Hydrostatic Test, Dimensional and Visual Inspection;Also With Nondestructive Inspection
Technique	Hot Rolled and SSAW or DSAW

Mechanical Property

Yield Strength Grade	Wall thickness (mm)	Yield strength (Mpa)	Tensile strength (Mpa)	Elongation%	Impact work (J)
235	4-12﹥12-22	≥235	≥375	≥23	≥27
345	4-12﹥12-22	≥345	≥470	≥21	27
390	4-12﹥12-22	≥390	≥490	≥19	≥27

Package
1.OD≤273MM, package with steel strip
2.OD≥273MM, package in bulk

Usage
1.Water
2.Sewage
3.Gas
4.Stream
5.Combustible Fluids(Petroleum and Gas)

To be a result of ours specialty and repair consciousness, our corporation has won a good popularity amid consumers everywhere in the environment for Symmetrix Overburden Drilling Concentric Casing System for Water Well Drilling. 'Developing customers with integrity, supplying high quality products with the most competitive price and the shortest delivery time, serving them with heart and soul' is the philosophy of our company. Welcome your enquiry! We pay close attention to and track the development of new technologies, and ensure that the company has advanced technology through various methods.

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