QCR Long Gland
QCR Long Gland

High Purity QCR Long Gland SS316L Sleeve-on-joint Welding Fittings Stainless Steel High Purity Fittings

Model No.:FDL01

SKU:FDL01

QCR Size:
1/8"
  • 1/8"
  • 1/4"
  • 1/2"
  • 3/4"
  • 1"
Weld Tube Length:
B=19.1MM
  • B=19.1MM
Material:
SS316L
  • SS316L
Surface Finishing:
Electro Polishing
  • Electro Polishing
  • Bright Anneal

QiiMii metal face seal (QCR) fittings can be used as a high purity components in high vacuum or high pressure system. When the female and male nuts are tightened, the gasket is compressed by two highly polished circular flanges. The visual inspection and leak test are carried out through two ports at opposite positions to the internally threaded nut.

Surface Finishing

Surface Finishing

Surface Roughness

BA

0.4-1.0μm

EP

0.13-0.25μm

Temperature Rating

Material

°F

°C

SS316L

1000

538

Pressure Ratings

Tube O.D.

Wall Thickness

Pressure Rating

Psi

Bar

1/8"

0.028"(0.71mm)

8550

590

1/4"

0.035"(0.89mm)

5200

359

3/8"

0.035"(0.89mm)

3350

231

1/2"

0.049"(1.24mm)

3750

259

3/4"

0.065"(1.65mm)

2400

165

1"

0.065"(1.65mm)

2400

165

Plating

Female nuts are silver plated for easy assembly,consistent make-up, prevention of galling and reduction of the torque required for fitting assembling.

Assembly Instruction

Step 1

Insert gasket into female nut and make sure the gasket is settled in proper

position. Also make sure no damages on seal part while inserting.

Step 2

Turn female nut until it comes into contact with male nut. And make sure seal

part and gasket are placed in proper position.

Step 3

Final tightening shall be completed by assembly tools such as tools such as two

spanners. Tighten the female nut 1/8-1/6 turns with second spanner and make

sure that components screwing except female nut could damage the seal part

to reduce the seal capacity.

Step 4

Make sure seal part and gasket are placed in proper position.

Example 

Short Grand QCR 1/2" xtube O.D. Size 1/4", weld tube length =19.1mm, SS316L and Electro Polishing

Long Gland

*Material: SS316L

Model

QCR Size

Tube Size

A/mm

B/mm

T/mm

N.W./g

Inch

Inch

mm

FDL012B19

1/8

1/8

3.18

36.1 19.1 0.71

 

FDL014B6

1/4

1/4 6.35 30.5 6.4 0.89

 

FDL014B10

1/4

1/4

6.35

33.5 9.6 0.89

 

FDL014B19

1/4

1/4

6.35

43.2 19.1 0.89

 

FDL0184B19

1/2

1/4

6.35

45.7 19.1 0.89

 

FDL0186B6

1/2

3/8

9.53 32.8 6.4 0.89

 

FDL0186B19

1/2

3/8

9.53

45.5 19.1 0.89

 

FDL0186B6

1/2

1/2

12.70

32.8 6.4 1.24

 

FDL018B10

1/2

1/2

12.70

35.8 9.6 1.24

 

FDL018B19

1/2

1/2

12.70

45.5 19.1 1.24

 

FDL0112B19

3/4

3/4

19.05

51.6 19.1 1.24

 

FDL0116B19

1

1

25.4

58.9 19.1 1.65

 

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