SSAW Steel Pipe- spiral submerged arc welding pipe

Specification

SSAW Steel Pipe Introduction

Product:	SSAW Pipe,Spirally Submerged Arc Welding Pipe, Sprial Steel Pipe
Application:	Used for Oil/Gas/Water transmission,Construction & Structure Parts
Size:	OD: 219mm-4064mm
	WT: 3.2-40mm
	LENGTH: 5.8/6/11.8/12m
Pipe Standard:	API 5L PSL1/PSL2 Gr.A,Gr.B,X42,X46,X52,X56,X60,X65,X70
	ASTM A53 ASTM 139
	ASTM A252 Grade 1/2/3
	AN/NZS 1163
	EN10219-1 EN10217-1 EN10208

Specification of SSAW Pipe

OUT DIAMETER	WALL THICKNESS (MM)
mm	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25
219.1	.	.	.	.
273	.	.	.	.	.
323.9	.	.	.	.	.	.	.
325	.	.	.	.	.	.	.
355.6	.	.	.	.	.	.	.
377	.	.	.	.	.	.	.	.
406.4	.	.	.	.	.	.	.
426	.	.	.	.	.	.	.
457	.	.	.	.	.	.	.
478	.	.	.	.	.	.	.
508	.	.	.	.	.	.	.		.
529	.	.	.	.	.	.	.		.
630	.	.	.	.	.	.	.		.	.
711	.	.	.	.	.	.	.	.	.	.	.
720	.	.	.	.	.	.	.	.	.	.	.
813		.	.	.	.	.	.	.	.	.	.	.	.
820		.	.	.		.	.	.	.	.	.	.	.
920			.	.		.	.	.	.	.	.	.	.
1020			.	.	.	.	.	.	.	.	.	.	.	.	.
1220			.	.	.	.	.	.	.	.	.	.	.	.	.
1420				.	.	.	.	.	.	.		.	.	.	.
1620					.	.	.	.	.	.	.	.	.	.	.
1820						.	.	.	.	.	.	.	.	.	.
2020							.	.	.	.	.	.	.	.	.
2220								.	.	.	.	.	.	.	.
2500								.	.	.	.	.	.	.	.	.	.	.	.	.
2540									.	.	.	.	.	.	.	.	.	.	.	.
3500										.	.	.	.	.	.	.	.	.	.	.

Standard and Classfication of SSAW Steel Pipe

CLASSFICATION	STANDARD	MAIN PRODUCTS
Steel Pipe for Fluid Service	GB/T 14291	Welded pipe for mine fluid sevice
	GB/T 3091	Welded pipe for low pressure fluid service
	SY/T 5037	Spirally submerged arc welded steel pipe for pipelines for low pressure fluid service
	ASTM A53	Black and hot-hipped galvanized welded and seamless steel pipe
	BS EN10217-2	Welded steel tybes for pressure purposes - delivery technical conditions - part2: Electric welded non- alloy and alloy steel tubes with specified elevated temperature properties
	BS EN10217-5	Welded steel tybes for pressure purposes - delivery technical conditions - part5: submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties
Steel Pipe for Ordinary Structure	GB/T 13793	Longitudinally electric resistance welded steel pipe
	SY/T 5040	Spirally submerged arc welded steel pipe piles
	ASTM A252	Welded and seamless steel pipe piles
	BS EN10219-1	Cold formed welded structural hollow sections of non-alloy and fine grain steels - part1: Technical delivert conditions
	BS EN10219-2	Cold formed welded structural hollow sections of non-alloy and fine grain steels - part2: tolerances dimmsions and sectional properties
Line Pipe	GB/T 9711.1	Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class A steel pipe)
	GB/T 9711.2	Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class B steel pipe)
	PSL1/2	Line pipe
Casing	API 5CT/ ISO 11960 PSL1	Steel pipe for use as casing or tubing for wells of petroleum and natural gas industries

Coating Standard:

· ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for ductile-iron Pipe and Fittings for water

· DIN 30670 Polyethylene coatings of steel and fittings

Packing: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.

Material of HSAW Pipe

Uses	Standard
Steel Pipe for Fluid Service	GB/T 14291
	GB/T 3091
	SY/T 5037
	ATSM A53
	BS EN10217-2
	BS EN10217-5
Steel Pipe for Ordinary Structure	GB/T 13793
	SY/T 5040
	ASTM A252
	BS EN10219-1
	BS EN10219-2
Line Pipe	GB/T 9711.1
	GB/T 9711.2
	API 5L PSL1/2
Casing	API 5CT/ ISO 11960 PSL1

Process

SSAW Pipe (HSAW Pipe) Manufacturing Process
Spiral Welded Pipe production by submerged arc method is based on using tandem welding technique for joining inside and outside coil edges, which have been trimmed and beveled by carbide milling for high quality weld structure.

Tests

- Chemical Component Analysis

- Mechanical Properties

- Elongation, Yield Strength, Ultimate Tensile Strength

- Technical Properties

- DWT Test, Impact Test, Blow Test, Flattening Test

- X-Ray Test
- Exterior Size Inspection
- Hydrostatic Test
- UT Test

Packing & Delivery

Tolerance table

SSAW Pipe Tolerance of Outside Diameter and Wall Thickness

STANDARD	TOLERANCE OF PIPE BODY		TOLERANCE OF PIPE END		TOLERANCE OF WALL THICKNESS
STANDARD	OUT DIAMETER	TOLERANCE	OUT DIAMETER	TOLERANCE	TOLERANCE OF WALL THICKNESS
GB/T3091	OD≤48.3mm	≤±0.5	OD≤48.3mm	-	≤±10%
	48.3	≤±1.0%	48.3	-
	273.1	≤±0.75%	273.1	-0.8～+2.4
	OD>508mm	≤±1.0%	OD>508mm	-0.8～+3.2
GB/T9711.1	OD≤48.3mm	-0.79～+0.41	-	-	OD≤73	-12.5%～+20%
	60.3	≤±0.75%	OD≤273.1mm	-0.4～+1.59	88.9≤OD≤457	-12.5%～+15%
	508	≤±1.0%	OD≥323.9	-0.79～+2.38	OD≥508	-10.0%～+17.5%
	OD>941mm	≤±1.0%	-	-	-	-
GB/T9711.2	60	±0.75%D～±3mm	60	±0.5%D～±1.6mm	4mm	±12.5%T～±15.0%T
	610	±0.5%D～±4mm	610	±0.5%D～±1.6mm	WT≥25mm	-3.00mm～+3.75mm
	OD>1430mm	-	OD>1430mm	-	-	-10.0%～+17.5%
SY/T5037	OD<508mm	≤±0.75%	OD<508mm	≤±0.75%	OD<508mm	≤±12.5%
SY/T5037	OD≥508mm	≤±1.00%	OD≥508mm	≤±0.50%	OD≥508mm	≤±10.0%
API 5L PSL1/PSL2	OD<60.3	-0.8mm～+0.4mm	OD≤168.3	-0.4mm～+1.6mm	WT≤5.0	≤±0.5
	60.3≤OD≤168.3	≤±0.75%	168.3	≤±1.6mm	5.0	≤±0.1T
	168.3	≤±0.75%	610	≤±1.6mm	T≥15.0	≤±1.5
	610	≤±4.0mm	OD>1422	-	-	-
	OD>1422	-	-	-	-	-
API 5CT	OD<114.3	≤±0.79mm	OD<114.3	≤±0.79mm	≤-12.5%
API 5CT	OD≥114.3	-0.5%～1.0%	OD≥114.3	-0.5%～1.0%	≤-12.5%
ASTM A53	≤±1.0%		≤±1.0%		≤-12.5%
ASTM A252	≤±1.0%		≤±1.0%		≤-12.5%

Chemical composition

Chemical Analysis and Mechanical Properties of HSAW Pipe

Standard	Grade	Chemical Composition(max)%					Mechanical Properties(min)
Standard	Grade	C	Si	Mn	P	S	Tensile Strength(Mpa)	Yield Strength(Mpa)
API 5CT	h40	-	-	-	-	0.030	417	417
	J55	-	-	-	-	0.030	517	517
	K55	-	-	-	-	0.300	655	655
API 5L PSL1	A	0.22	-	0.90	0.030	0.030	335	335
	B	0.26	-	1.20	0.030	0.030	415	415
	X42	0.26	-	1.30	0.030	0.030	415	415
	X46	0.26	-	1.40	0.030	0.030	435	435
	X52	0.26	-	1.40	0.030	0.030	460	460
	X56	0.26	-	1.40	0.030	0.030	490	490
	X60	0.26	-	1.40	0.030	0.030	520	520
	X65	0.26	-	1.45	0.030	0.030	535	535
	X70	0.26	-	1.65	0.030	0.030	570	570
API 5L PSL2	B	0.22	0.45	1.20	0.025	0.015	415	415
	X42	0.22	0.45	1.30	0.025	0.015	415	415
	X46	0.22	0.45	1.40	0.025	0.015	435	435
	X52	0.22	0.45	1.40	0.025	0.015	460	460
	X56	0.22	0.45	1.40	0.025	0.015	490	490
	X60	0.12	0.45	1.60	0.025	0.015	520	520
	X65	0.12	0.45	1.60	0.025	0.015	535	535
	X70	0.12	0.45	1.70	0.025	0.015	570	570
	X80	0.12	0.45	1.85	0.025	0.015	625	625
ASTM A53	A	0.25	0.10	0.95	0.050	0.045	330	330
ASTM A53	B	0.30	0.10	1.20	0.050	0.045	415	415
ASTM A252	1	-	-	-	0.050	-	345	345
	2	-	-	-	0.050	-	414	414
	3	-	-	-	0.050	-	455	455
EN10217-1	P195TR1	0.13	0.35	0.70	0.025	0.020	320	320
	P195TR2	0.13	0.35	0.70	0.025	0.020	320	320
	P235TR1	0.16	0.35	1.20	0.025	0.020	360	360
	P235TR2	0.16	0.35	1.20	0.025	0.020	360	360
	P265TR1	0.20	0.40	1.40	0.025	0.020	410	410
	P265TR2	0.20	0.40	1.40	0.025	0.020	410	410
EN10217-2	P195GH	0.13	0.35	0.70	0.025	0.020	320	320
	P235GH	0.16	0.35	1.20	0.025	0.020	360	360
	P265GH	0.20	0.40	1.40	0.025	0.020	410	410
EN10217-5	P235GH	0.16	0.35	1.20	0.025	0.020	360	360
EN10217-5	P265GH	0.20	0.40	1.40	0.025	0.020	410	410
EN10219-1	S235JRH	0.17	-	1.40	0.040	0.040	360	360
	S275JOH	0.20	-	1.50	0.035	0.035	410	410
	S275J2H	0.20	-	1.50	0.030	0.030	410	410
	S355JOH	0.22	0.55	1.60	0.035	0.035	470	470
	S355J2H	0.22	0.55	1.60	0.030	0.030	470	470
	S355K2H	0.22	0.55	1.60	0.030	0.030	470	470