Name: Spiral Tube
SKU: 0

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Spiral Tube

Pipe Type: ERW Welded Spiral Steel Pipe

OD: DN200-DN3620mm (Φ88.9-Φ508mm for standard ERW type, customizable for large diameter)

WT: 3.0-60mm (1/8"-20mm for regular specification, 5-40mm for large diameter spiral pipe)

Length: 3-12.5m (6m/12m as standard, customizable according to customer requirements)

Connection: Plain ends/Beveled ends/Threaded ends, square cut/saw cut/torch cut

Lining Materials: Q235/Q345/Q195/L190-L555 (API 5L A-X80), optional 3PE anti-corrosive coating (epoxy powder + adhesive + HDPE), hot-dip galvanized layer (≥80μm)

Standards: API 5L, ASTM A53/A178, GB/T 9711/3091, ISO 3183, DIN, JIS, DNV, EN 10217/10219

Application: Oil/gas/water/coal slurry transmission pipeline, petrochemical & electric power engineering, construction piling, bridge structure, irrigation engineering, high-pressure bearing long-distance pipeline

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Formula for calculating the weight per meter of spiral welded pipe: (outer diameter - wall thickness) * wall thickness * 0.0246615

Nominal outer diameter (mm)	Nominal wall thickness
Nominal outer diameter (mm)	5.0	5.5	6.0	7.0	8.0	9.0	10.0	11.0	12.0	13.0	14.0	15.0	16.0	18.0	20.0	22.0
219	26.88	29.46	32.01	37.09	42.13
273	33.54	36.78	40.01	46.42
325	39.46	43.33	47.26	54.90	62.54	70.13
377	45.88	50.39	54.89	63.87	72.80	81.67
426	51.91	57.03	62.14	72.33	82.46	92.55	102.59
457	55.73	61.24	66.73	77.69	88.58	99.43	110.23	120.98	131.60	142.34
508			74.28	86.48	98.64	110.75	122.81	134.82	146.78	158.69
529			77.38	90.11	102.78	115.41	127.99	140.51	152.99	165.42
559			81.82	95.29	108.70	122.07	135.38	148.65	161.87	175.04
610			89.37	104.09	118.76	133.39	147.96	162.48	176.96	191.39
630			92.33	107.54	122.71	137.82	152.89	167.91	182.88	197.80
660			96.77	112.72	128.63	144.48	160.29	176.05	191.76	207.42
720			105.64	123.08	140.46	157.80	175.09	192.32	209.51	226.65
820				140.34	160.19	179.99	199.75	219.45	239.10	258.71	276.26	297.77	317.23	256.01	394.58	432.96
914					178.74	200.06	222.93	244.95	266.92	288.84	310.72	332.54	354.31	397.74	440.95	483.96
920					179.92	202.19	224.41	246.58	268.70	290.77	312.79	334.76	356.68	400.40	443.91	486.13
1016					198.86	223.49	248.08	272.62	297.10	321.54	345.93	370.27	394.56	443.02	491.26	539.30
1020					199.65	224.38	249.07	273.70	298.39	322.82	347.31	371.75	396.14	44.79	493.23	541.47
1220							296.39	327.95	357.47	386.94	416.36	445.73	475.58	533.58	591.88	649.98
1420							347.71	362.21	416.66	451.06	485.41	519.71	553.96	622.36	690.52	758.49
1620							397.03	436.46	475.84	515.17	554.46	593.60	632.87	711.14	789.17	867.00
1820							446.35	490.71	535.02	579.29	623.50	667.67	711.79	799.92	887.81	975.51
2020							495.67	544.96	594.21	643.40	692.55	741.65	796.70	888.70	986.46	1084.21
2220							544.99	599.21	653.39	707.52	761.60	815.63	869.61	977.48	1085.11	1192.5

Marine and Marine Engineering
Petrochemical Industry
Municipal Water Supply And Drainage
Natural Gas Transportation
Fire Protection
Energy and Electricity

FAQ

1.What kind of customer service do you provide?

We provide comprehensive customer service, including basic design, procurement of supporting facilities, and options for dispatching installation guides.

2.What are the customer evaluations of your company?

We are proud to consistently receive five-star reviews from our customers, which demonstrates our commitment to quality and service.

3.What is your quality inspection process like?

Our strict quality inspection process ensures that every product meets the highest standards of excellence. From raw materials to finished products, every stage is carefully inspected to ensure excellent quality.

4.Do you accept container loading inspection?

Welcome to dispatch inspectors, not only for container loading, but also at any time during production.

5.What is the delivery time?

The delivery time depends on the quantity of orders. Usually, the delivery time to the nearest port in China is 15-30 days after receiving the deposit.

6. How to obtain a project quotation?

You can contact us 24 * 7 via email, phone, WhatsApp, WeChat, etc. You will receive a reply within 4 hours.

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