China Stainless steel coiled tubing 1/4inch 0.049" size Manufacturers, Suppliers

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China Stainless steel coiled tubing 1/4inch 0.049" size Manufacturers, Suppliers

Specification: stainless steel coiled tube/pipe Grade: 201 304 304L 316 316L 2205 2507 625 825 ect Size: 6-25.4MM Thickness : 0.2-3MM Length: 600-3500M/coil Standard: ASTM A269 A249 SUS DIN JIS GB Surface : 2B 8k Bright anneald Test : Yield strength, Tensile strength, Hardness ,Hydrapress Measurement Guarantee&Inspection : The Third Party &Cetification Advantage: We are a manufacturer . Lowest Price and Good Quantity if you want to get sample :please make the payment through paypal(USD100) as below ,then contat with Our customer service right side on web pages on line

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Product Description

Stainless Steel Coiled Tubing Specifications

Standards ASTM A269/A249 standard
Product Type Stainless steel coiled tubing
Grades TP304, TP316L, 304, 316, 310S, 2205, 825, 625
Trade Names SS304 Coiled Tubes, SS316 Coiled Tubes, Duplex Coiled Tubes, Monel 400 Coiled Tubes, Hastelloy Coiled Tubes, Inconel coiled Tubes, 904L Coiled Tubes, Seamless Coiled Tubes, 316 Stainless steel coiled tubing Welded Coiled Tubing, Seamless steel coiled tubing
Outer Diameter Range 3.175 - 125.4mm
Thickness 0.2 - 2MM
Tolerance Standards OD: ± 0.1mm, Wall Thickness: ±10%, Length: ±5mm
Standard Coil Length 300 - 3500M / coil
Packaging Options Iron pallet, wooden pallet, poly bag
Key Applications Refrigeration equipment, evaporator, gas liquid delivery, condenser, beverage machine
Material State Soft / half hard / soft bright annealing
Detailed Specifications Outer diameter 6.52mm - 20mm, wall thickness: 0.40mm - 1.5mm
Detailed Tolerance Range Diameter: + 0.1mm, wall thickness: + 10%, length: -0/+6mm
Custom Lengths 800 - 3500M or customizable according to client requests
Key Advantages Fine polished surface, uniform wall thickness, high tolerance precision
Sizing Customization Common sizes available, custom production supported upon request

Chemical Composition of 304 Grade Stainless Steel (Table 1)

Grade	Type	C	Mn	Si	P	S	Cr	Mo	Ni	N
304	min.	-	-	-	-	-	18.0	-	8.0	-
304	max.	0.08	2.0	0.75	0.045	0.030	20.0	-	10.5	0.10
304L	min.	-	-	-	-	-	18.0	-	8.0	-
304L	max.	0.030	2.0	0.75	0.045	0.030	20.0	-	12.0	0.10
304H	min.	0.04	-	-	-	-	18.0	-	8.0	-
304H	max.	0.10	2.0	0.75	0.045	0.030	20.0	-	10.5	-

Mechanical Properties

Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Hardness Rockwell B (HR B) max	Hardness Brinell (HB) max
304	515	205	40	92	201
304L	485	170	40	92	201
304H	515	205	40	92	201

Note: 304H also has a requirement for a grain size of ASTM No 7 or coarser.

Stainless Steel Coil Tube Common Size Range

ITEM	Grade	Size (MM)	Pressure (Mpa)	Length (M)
1	316L, 304L, 304 alloy 625 825 2205 2507	1/8″×0.025″	3200	500-2000
2	316L, 304L, 304 alloy 625 825 2205 2507	1/8″×0.035″	3200	500-2000
3	316L, 304L, 304 alloy 625 825 2205 2507	1/4″×0.035″	2000	500-2000
4	316L, 304L, 304 alloy 625 825 2205 2507	1/4″×0.049″	2000	500-2000
5	316L, 304L, 304 alloy 625 825 2205 2507	3/8″×0.035″	1500	500-2000
6	316L, 304L, 304 alloy 625 825 2205 2507	3/8″×0.049″	1500	500-2000
7	316L, 304L, 304 alloy 625 825 2205 2507	1/2″×0.049″	1000	500-2000
8	316L, 304L, 304 alloy 625 825 2205 2507	1/2″×0.065″	1000	500-2000
9	316L, 304L, 304 alloy 625 825 2205 2507	φ3mm×0.7mm	3200	500-2000
10	316L, 304L, 304 alloy 625 825 2205 2507	φ3mm×0.9mm	3200	500-2000
11	316L, 304L, 304 alloy 625 825 2205 2507	φ4mm×0.9mm	3000	500-2000
12	316L, 304L, 304 alloy 625 825 2205 2507	φ4mm×1.1mm	3000	500-2000
13	316L, 304L, 304 alloy 625 825 2205 2507	φ6mm×0.9mm	2000	500-2000
14	316L, 304L, 304 alloy 625 825 2205 2507	φ6mm×1.1mm	2000	500-2000
15	316L, 304L, 304 alloy 625 825 2205 2507	φ8mm×1mm	1800	500-2000
16	316L, 304L, 304 alloy 625 825 2205 2507	φ8mm×1.2mm	1800	500-2000
17	316L, 304L, 304 alloy 625 825 2205 2507 (stainless steel coiled tubing)	φ10mm×1mm	1500	500-2000
18	316L, 304L, 304 alloy 625 825 2205 2507	φ10mm×1.2mm	1500	500-2000
19	316L, 304L, 304 alloy 625 825 2205 2507	φ10mm×2mm	500	500-2000
20	316L, 304L, 304 alloy 625 825 2205 2507	φ12mm×1.5mm	500	500-200

Seamless Stainless Coil Stock List

ITEM	SIZE	OD	WALL	AVG. LENGTH (FEET)
1	.125" OD X .035" W	0.125	0.035	6,367
2	.250" OD X .035" W	0.25	0.035	2,665
3	.250" OD X .035" W (15 Ra Max)	0.25	0.035	2,665
4	.250" OD X .049" W	0.25	0.049	2,036
5	.250" OD X .065" W	0.25	0.065	1,668
6	.375" OD X .035" W	0.375	0.035	1,685
7	.375" OD X .035" W (15 Ra Max)	0.375	0.035	1,685
8	.375" OD X .049" W	0.375	0.049	1,225
9	.375" OD X .065" W	0.375	0.065	995
10	.500" OD X .035" W	0.5	0.035	1,232
11	.500" OD X .049" W	0.5	0.049	909
12	.500" OD X .049" W (15 Ra Max)	0.5	0.049	909
13	.500" OD X .065" W	0.5	0.065	708
14	.750" OD X .049" W	0.75	0.049	584
15	.750" OD X .065" W	0.75	0.065	450
16	6 MM OD X 1 MM W	6mm	1mm	2,610
17	8 MM OD X 1 MM W	8mm	1mm	1,863
18	10 MM OD X 1 MM W	10mm	1mm	1,449
19	12 MM OD X 1 MM W	12mm	1mm	1,188

Frequently Asked Questions (FAQ)

What manufacturing standards do your stainless steel coiled tubes comply with?

Our stainless steel coiled tubing is produced in strict compliance with standard specifications such as ASTM A269 and ASTM A249, ensuring high-quality performance in thermal and corrosive environments.

What material grades are available for coiled tubes?

We supply coiled tubing in a wide range of grades, including standard options like TP304, TP316L, 304, 316, and 310S, alongside high-performance alloys such as Duplex 2205, Alloy 825, and Alloy 625.

What size ranges do you offer for stainless steel coiled tubing?

Our standard size capability covers outer diameters from 3.175mm up to 125.4mm, with wall thicknesses varying between 0.2mm and 2mm. Customized lengths and dimensions can be provided to meet specific system demands.

What are the primary applications of stainless steel coiled tubing?

Due to their clean surfaces and reliable pressure ratings, these tubes are ideal for refrigeration equipment, evaporators, gas-liquid delivery systems, condensers, and beverage machinery.

How is the coiled tubing packaged to ensure protection?

We offer robust packaging options to safeguard the tubing during transit, including iron pallets, wooden pallets, and protective poly bags, suitable for safe shipping and storage.

What tolerances can be expected on these coiled tubes?

Our coiled tubing features high precision control with standard tolerances of ±0.1mm for outer diameter, ±10% for wall thickness, and precise length tolerances ranging from ±5mm up to -0/+6mm depending on specific lengths.