China 304L Stainless steel capillary tube Manufacturer, Factories

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China 304L Stainless steel capillary tube Manufacturer, Factories

Products name :Stainless steel capillary tube Grade :201 304 304L 316 316L 904L 310s 2205 2507 625 825 Usage :Dynamic instrument signal tube, automatic instrument wire protection tube; Precision optical ruler line, industrial sensors, electronic equipment line protection tube; The safety protection of electrical circuit, the protection of thermal instrument capillaries and the inner support of hollow core high voltage cable Size :OD:0.25-28mm Thinkness:0.08-1.5mm Surface : bright and soft Annealed Stype: stright or coiled , Length: 600-3500M/coil without welded joint Advantage: We are a manufacturer . Lowest Price and Good Quantity Guarantee&Inspection : Chemical composition and physical properties,Eddy Current Test,Hydro Test

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Product Description

Products Name Stainless steel capillary tube

Grade 201, 304, 304L, 316, 316L, 904L, 310s, 2205, 2507, 625, 825

Usage Dynamic instrument signal tube, 304 Stainless steel capillary tube can be used automatic instrument wire protection tube; Precision optical ruler line, industrial sensors, electronic equipment line protection tube; The safety protection of electrical circuit, the protection of thermal instrument capillaries and the inner support of hollow core high voltage cable

Size OD: 0.25-28mm

Thickness 0.08-1.5mm

Surface bright and soft Annealed

Style straight or coiled

Length 600-3500M/coil without welded joint

Advantage We are a manufacturer. Lowest Price and Good Quantity

Guarantee & Inspection: Chemical composition and physical properties, Eddy Current Test, Hydro Test

304 STAINLESS STEEL CAPILLARY TUBE SIZE SPECIFICATIONS

Stainless Steel Capillary Tubing
304 Stainless Steel Capillary Tubing (Grade Options: 316L, 304, 304L, 2205, 904L, 2507, 625, 825 \| MOQ: 500kgs)
0.25*0.08	1.4*0.4	2.3*0.2	3.2*0.25	4.5*0.7	6*0.45	8*0.3	11*0.5	0.8*0.2	10*1
0.3*0.1	1.5*0.1	2.3*0.25	3.2*0.3	4.5*0.75	6*0.5	8*0.4	11*1	0.85*0.175	12*0.5
0.4*0.1	1.5*0.125	2.3*0.3	3.2*0.35	4.5*0.8	6*0.6	8*0.45	11*1.5	1.1*0.2	12*1
0.5*0.1	1.5*0.15	2.4*0.15	3.2*0.4	4.5*0.9	6*0.7	8*0.5	11*2	1.1*0.3	12*1.5
0.5*0.125	1.5*0.2	2.4*0.2	3.2*0.5	4.5*1	6*0.8	8*0.6	11.1*0.4	1.2*0.135	12*2.0
0.5*0.15	1.5*0.25	2.4*0.25	3.2*0.6	4.7*0.2	6*0.9	8*0.7	12*0.2	1.6*0.25	12.8*1.6
0.6*0.1	1.5*0.3	2.4*0.3	3.2*0.8	4.7*0.25	6*1.0	8*0.8	12*0.25	1.9*0.1	14*0.5
0.6*0.125	1.5*0.35	2.4*0.4	3.4*0.5	4.7*0.3	6*1.2	8*0.9	12*0.3	2*0.3	14*1.5
0.6*0.15	1.5*0.4	2.4*0.5	3.5*0.15	4.8*0.125	6*1.25	8*1	12*0.4	2*0.4	14*2.0
0.63*0.15	1.5*0.45	2.4*0.6	3.5*0.2	4.8*0.2	6*1.5	8*1.2	12*0.5	2*0.5	15*0.5
0.7*0.1	1.5*0.5	2.4*0.7	3.5*0.25	4.8*0.25	6*2	8*1.5	12*1	2*0.6	15*1.5
0.7*0.125	1.6*0.1	2.4*0.75	3.5*0.3	4.8*0.3	6.35*0.3	8*2	12.3*0.4	2.5*0.25	15*2
0.7*0.15	1.6*0.125	2.4*0.8	3.5*0.4	4.8*0.5	6.35*0.5	8*2.5	12.7*0.3	2.5*0.3	16*0.5
0.7*0.2	1.6*0.15	2.5*0.1	3.5*0.5	5*0.1	6.35*0.7	8.5*0.2	13*0.5	2.5*0.5	16*1.0
0.8*0.1	1.6*0.2	2.5*0.15	3.5*0.55	5*0.15	6.35*1.0	8.5*0.25	13*1	3*0.5	16*1.5
0.8*0.125	1.6*0.25	2.5*0.2	3.5*0.7	5*0.2	6.4*0.225	8.5*0.3	13*1.5	3*0.8	16*2.0
0.8*0.15	1.6*0.3	2.5*0.25	3.5*0.8	5*0.25	6.5*0.2	8.5*0.4	13*2	3*1	17*1.5
0.8*0.2	1.6*0.35	2.5*0.3	3.5*1.0	5*0.3	6.5*0.25	8.5*0.5	13.5*0.5	4*0.3	17*2.0
0.8*0.25	1.6*0.4	2.5*0.35	3.5*1.15	5*0.35	6.5*0.3	8.5*1.0	14*0.25	4*0.5	18*1.5
0.9*0.1	1.65*0.3	2.5*0.4	3.6*0.15	5*0.4	6.5*0.4	8.5*1.3	14*0.3	4*1	18*2.0
0.9*0.15	1.7*0.1	2.5*0.45	3.7*0.15	5*0.45	6.5*0.5	8.5*1.5	14*0.5	4.8*0.15	19*1.5
0.9*0.2	1.7*0.15	2.5*0.5	3.7*0.2	5*0.5	6.5*0.6	8.9*1.4	14*1	5*0.5	19*2.0
0.9*0.25	1.7*0.2	2.5*0.6	3.7*0.5	5*0.6	6.5*0.7	9*0.2	14.2*0.2	5*1	20*1.0
1.0*0.1	1.7*0.25	2.5*0.65	3.8*0.2	5*0.7	6.5*0.8	9*0.25	15*0.3	5.5*1.75	20*1.5
1.0*0.125	1.7*0.3	2.5*0.7	3.8*0.25	5*0.75	6.5*0.9	9*0.3	15*0.5	6*0.15	20*2.0
1.0*0.15	1.8*0.1	2.5*0.85	3.8*0.3	5*0.8	6.5*1	9*0.4	15*1	6*0.25	20*2.5
1.0*0.2	1.8*0.15	2.6*0.15	3.9*0.2	5*0.9	6.5*1.3	9*0.5	16*0.5	6*0.3	21*1.0
1.0*0.25	1.8*0.2	2.6*0.2	4*0.1	5*1.0	6.7*0.5	9*0.6	16*1	6*0.5	22*1.5
1.0*0.3	1.8*0.25	2.6*0.3	4*0.15	5*1.2	6.8*0.15	9*0.7	17*0.5	6*0.85	25*1.5
1.0*0.35	1.8*0.3	2.6*0.5	4*0.2	5*1.5	7*0.15	9*0.8	17*1	6*1	28.6*1.5
1.1*0.1	1.8*0.35	2.65*0.15	4*0.25	5.2*0.2	7*0.2	9*0.9	18*0.5	7*0.3
1.1*0.12	1.8*0.4	2.7*0.15	4*0.3	5.2*0.3	7*0.25	9*1	18*1.0	7*0.5
1.1*0.125	1.9*0.1	2.7*0.2	4*0.35	5.2*0.45	7*0.3	9*1.5	19*0.5	7*1.0
1.1*0.15	1.9*0.15	2.7*0.3	4*0.4	5.2*0.5	7*0.35	9*2	19*1.0	8*0.5
1.1*0.2	1.9*0.2	2.8*0.15	4*0.45	5.4*0.2	7*0.4	9.5*0.25	20*0.5	8*1
1.1*0.25	1.9*0.25	2.8*0.2	4*0.5	5.45*0.275	7*0.45	9.5*0.3	21*0.5	9*0.5
1.2*0.1	2*0.1	2.8*0.25	4*0.6	5.5*0.15	7*0.5	9.5*0.5		9*1
1.2*0.12	2*0.125	2.8*0.3	4*0.7	5.5*0.2	7*0.6	9.5*0.7		10*0.5
1.2*0.125	2*0.15	2.8*0.5	4*0.75	5.5*0.25	7*0.7	9.5*1		10*1
1.2*0.15	2*0.2	2.8*0.7	4*0.8	5.5*0.3	7*0.8	9.5*1.5
1.2*0.2	2*0.25	2.9*0.3	4*0.9	5.5*0.4	7*0.9	10*0.2
1.2*0.25	2*0.3	3*0.1	4*1.0	5.5*0.5	7*1.0	10*0.25
1.2*0.3	2*0.35	3*0.15	4*1.25	5.5*0.6	7*1.2	10*0.3
1.2*0.4	2*0.4	3*0.2	4*1.5	5.5*0.7	7*1.5	10*0.4
1.3*0.1	2*0.45	3*0.25	4.2*0.2	5.5*0.75	7*2	10*0.5
1.3*0.12	2*0.5	3*0.3	4.2*0.25	5.5*0.8	7.5*0.2	10*0.6
1.3*0.125	2*0.6	3*0.35	4.2*0.3	5.5*1	7.5*0.25	10*0.7
1.3*0.135	2*0.7	3*0.4	4.2*0.4	5.6*0.85	7.5*0.3	10*0.8
1.3*0.15	2.1*0.15	3*0.5	4.2*0.5	5.7*0.2	7.5*0.4	10*0.9
1.3*0.175	2.1*0.2	3*0.6	4.3*0.9	5.7*0.3	7.5*0.5	10*1.0
1.3*0.2	2.1*0.25	3*0.7	4.4*0.45	5.8*0.15	7.5*0.6	10*1.5
1.3*0.25	2.1*0.65	3*0.75	4.4*0.5	5.8*0.2	7.5*0.7	10*2
1.3*0.3	2.2*0.15	3*0.8	4.5*0.15	5.8*0.5	7.5*0.8	10*2.5
1.4*0.1	2.2*0.2	3*0.9	4.5*0.2	5.8*0.7	7.5*0.9	10.3*0.2
1.4*0.15	2.2*0.25	3*1.0	4.5*0.25	6*0.15	7.5*1.0	10.8*0.2			soft bright
1.4*0.2	2.2*0.3	3*1.1	4.5*0.3	6*0.2	7.8*0.5	11*0.2			1.5*0.15
1.4*0.25	2.2*0.5	3*1.2	4.5*0.4	6*0.25	8*0.15	11*0.25			2*0.5
1.4*0.3	2.3*0.125	3.2*0.15	4.5*0.5	6*0.3	8*0.2	11*0.3			2.5*0.5
1.4*0.35	2.3*0.15	3.2*0.2	4.5*0.6	6*0.4	8*0.25	11*0.4			5*0.5

OUR ADVANTAGES

Stainless Steel Capillary Tube Advantage

Stainless Steel Capillary Tube Coil Production

PRODUCTS DISPLAY

STAINLESS STEEL GRADE SPECIFICATIONS

American Standard Material: TP304, TP304L, TP304H, TP321, TP321H, TP316L, TP316SS, TP316Ti, TP347, TP347H, TP317L, TP309S, TP310S, 904L

Russian Standard Material: 08X18H10, 03X18H11, 10X17H13M2T, 03X17H13M2, 12X18H10T, 08X18H10T, 08X18H12B

German Standard Material: 1.4301, 1.4306, 1.4541, 1.4404, 1.4571, 1.4550

Japanese Standard Material: SUS304, SUS304L, SUS321, SUS316L, SUS316Ti, SUS347, SUS800, SUS840

Double-Grade Material: 304/304L, 316/316L, 321/321H, 347/347H

Super Duplex Steel: 2205, 2304, S31803, S32750

Nickel Alloys: Inconel 600, Inconel 601, Inconel 625, Inconel 725, Incoloy 800, Incoloy 800H, Incoloy 800HT, Incoloy 825, Incoloy 901, Incoloy 925, Incoloy 926, etc.

SS316L Capillary Tubing SPECIFICATIONS and Pressure Rating:

STAINLESS STEEL CAPILLARY TUBING CHEMICAL COMPOSITION

The table below outlines the chemical composition of various grades used for Stainless Steel Capillary Tubes:

GRADES	UNS	C	Mn	P	S	Si	Cr	Ni	Mo	Ti	Nb	N
TP304	S30400	0.08	2	0.045	0.03	1	18.0-20.0	8.0-11.0	-	-	-	-
TP304L	S30403	0.035	2	0.045	0.03	1	18.0-20.0	8.0-13.0	-	-	-	-
TP316	S3160	0.08	2	0.045	0.03	1	16.0-18.0	11.0-14.0	2.0-3.0	-	-	-
TP316L	S31603	0.035	2	0.045	0.03	1	16.0-18.0	10.0-14.0	2.0-3.0	-	-	-

STAINLESS STEEL CAPILLARY TUBING MECHANICAL PROPERTIES

Material	Heat Treatment	Temperature Min.	Tensile Strength	Yield Strength	Elongation %, Min
Material	Heat Treatment	º F (º C)	Ksi (MPa), Min.	Ksi (MPa), Min.	Elongation %, Min
TP304	Solution	1900 (1040)	75 (515)	30 (205)	35
TP304L	Solution	1900 (1040)	70 (485)	25 (170)	35
TP316	Solution	1900 (1040)	75 (515)	30 (205)	35
TP316L	Solution	1900 (1040)	70 (485)	25 (170)	35

STAINLESS STEEL CAPILLARY TUBING EQUIVALENT GRADES

GRADE	UNS NO	DIN/WERKSTOFF
Stainless Steel Capillary Tube 304	S30400	1.4301
Stainless Steel Capillary Tube 304L	S30403	1.4306
Stainless Steel Capillary Tube 316	S31600	1.4436
Stainless Steel Capillary Tube 316L	S31603	1.4404

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Frequently Asked Questions (FAQ)

Q1: What steel grades are available for your stainless steel capillary tubes?

We supply capillary tubes in a broad range of grades, including standard Austenitic grades like 201, 304, 304L, 316, and 316L, High-temperature grades such as 310S, Super Austenitic 904L, Duplex options like 2205 and 2507, as well as Nickel Alloys like Inconel 625 and Incoloy 825.

Q2: What sizes and wall thicknesses do you manufacture?

Our stainless steel capillary tubing features an outer diameter (OD) range of 0.25 mm to 28 mm, with wall thicknesses spanning from 0.08 mm to 1.5 mm, catering to precise dimensional requirements.

Q3: What are the primary applications of stainless steel capillary tubes?

They are commonly used in dynamic instrument signal lines, automatic instrument wire protection, precision optical measurement systems, industrial sensors, electronics wire protection, electrical circuit safety systems, and thermal capillary instrument protection.

Q4: Are the capillary tubes available in continuous coils?

Yes, we provide capillary tubes in both straight lengths and long continuous coils ranging from 600 to 3500 meters per coil without any welded joints, ensuring optimal pressure resistance and integrity.

Q5: What quality tests do these capillary tubes undergo?

All products are subject to stringent quality checks, including chemical composition validation, mechanical/physical property evaluations, Eddy Current testing, and hydrostatic pressure testing.

Q6: What surface conditions can you provide?

We offer capillary tubes in bright annealed conditions, providing a clean, bright, and soft surface finish suitable for high-precision industrial operations.