mengkwa
Product Line
New
Automatic
Engineers Available to Service Machinery Overseas
Global
Painting Equipment
Automation
CE
Customized
12 Months
Mengkwa
Export Standard Packing, Wood Case
CE, ISO
Zhejiang, China
Product Description
LPG Cylinder Production Line
Application and introduction:
1 GENERAL
1. All the equipments are the most advanced, automatic, safe, economic, reasonable and easy operation.
2. Energy consumption
1. Tap Water: Normal water.
2. Power: One unit of 800KV electric power transformer.
3. Air: This line need a low pressure air compressor and a middle pressure air compressor.
4. Water pipe, air pipe, electrical wire to machine
3. Equipment list and quotation
This liquefied petroleum gas(L. P. G) cylinder line produces 1500PCS of 12.5kg cylinders, and everyday works one shift, eight hours per shift, 300 workdays per year.
Construction Data:
A)The Body:
Two Pressings Joined by one circumferential welding (joggled butt type) using automatic submerged arc welding process/MAG. Welding
(I)Sheet: Hor Rolled steel as per standard JIS 3116 SG 295 OR NFA 36.211 OR equivalent.
(ii)Cchemicial elements:
Carbon: Max 0.20%
Manganese: Max 1.00%
Phosphorus: Max 0.04%
Sulphur: Max 0.04%
Silicon: Max 0.35%
(iii)Mechanical performance:
Tensile-strength: Min 045 Kg/Cm2
Y stress: Min 30 Kg/Cm2
Extensibility: Min 26%
(vi) Thickness:
As per DOT-4BA-240 and including corrosion allowance 2 mils/year for 15 years OR OTHER
(b)The Valve Pad:
To be inserted from the inside and the welded to the Cylinder opening by metal inert gas welding process.
(I)Inlet Thread: 3/4 inch NGT (14 TPI)
(ii) Forged Steel GIS G 4051 S 20C or NFA 36.501 or Equivalent
(C)Valve Protection Shroud:
To protect of Cylinder Valve against any damage the Valve Protection Shroud to be permanently welded on the Cylinder Body.
(I) Welded Steel as per JIS G 3101 SS41 or NFA 35.501 GR 24.2 or Equivalent.
Thickness Should be minimum 3.00 mm.
The Valve:
The Cylinder to be fitted with Kosan Gas Compact Valve Code No. 186G001 with safety release arrangement (20mm version) or equivalent.
(I)Mechanical Standard: Forged quality Brass confirming BS 218M
(ii)Inlet Connection: 3/4 inch NGT 14 TPI
(iii)Outlet Connection: 20 mm
(iv)Test Pressure: 17.7 Kgf/Cm2
(v)Safety Release Pressure: 24 Kgf/Cm2± 10%
Surface Preparation: Shot Blasting / Sand Blasting
Painting & Coating: One Zinc Coating of minimum 49 micron thickness and one port of finishing by spray painting epoxy Postman red color/OR OTHER COLOR.
1.4 APPLICABLE STANDARD
The production line equipment is according to the needed LPG cylinder DOT (USA) standard.
1.5 MATERIAL
The Body material: Hor Rolled steel as per standard JIS 3116 SG 295 OR HP295 OR equivalent.
Handle and base material: Steel as per JIS G 3101 SS41 or equivalent standard.
The customer shall supply sample LPG cylinder to be kept as reference after signature of the contract.





01 WHY CHOOSE MENGKWA?
1) Mechanical and electric parts of machines for our machines are from famous brands with reliable and stable quality .
2) Machine structures and applicant parts are heavy duty type .
3) Technologies of machines are developing to be much more energy saving and higher production output .
4) Engineers for installation and training are both available in China and abroad .
5) Our after service is available in 24hours by team group to every customer .
6) Our machines reach to 54 countries all over the world since 1996 .
02 TERMS OF PAYMENT
30% deposit and 70% balance before shipment after machine testing approved by customer .
03 PACKING AND LOADING
Safe packing for container loading OR heavy duty iron frame fixing OR wood cases packages .
04 AFTER-SALE SERVICE
1) 24 hours technical support by email, call, video.
2) Warranty for one year after 12 months of shipment.
3) Installation and commissioning engineer will provide the tech long machine, and machine operation of the buyer's personnel on-site training, troubleshooting and machine maintenance. The factory offers free installation training for a week the company engineers, beyond a week, the salaries borne by the customer engineer the factory.




Application and introduction:
1 GENERAL
1. All the equipments are the most advanced, automatic, safe, economic, reasonable and easy operation.
2. Energy consumption
1. Tap Water: Normal water.
2. Power: One unit of 800KV electric power transformer.
3. Air: This line need a low pressure air compressor and a middle pressure air compressor.
4. Water pipe, air pipe, electrical wire to machine
3. Equipment list and quotation
This liquefied petroleum gas(L. P. G) cylinder line produces 1500PCS of 12.5kg cylinders, and everyday works one shift, eight hours per shift, 300 workdays per year.
Construction Data:
A)The Body:
Two Pressings Joined by one circumferential welding (joggled butt type) using automatic submerged arc welding process/MAG. Welding
(I)Sheet: Hor Rolled steel as per standard JIS 3116 SG 295 OR NFA 36.211 OR equivalent.
(ii)Cchemicial elements:
Carbon: Max 0.20%
Manganese: Max 1.00%
Phosphorus: Max 0.04%
Sulphur: Max 0.04%
Silicon: Max 0.35%
(iii)Mechanical performance:
Tensile-strength: Min 045 Kg/Cm2
Y stress: Min 30 Kg/Cm2
Extensibility: Min 26%
(vi) Thickness:
As per DOT-4BA-240 and including corrosion allowance 2 mils/year for 15 years OR OTHER
(b)The Valve Pad:
To be inserted from the inside and the welded to the Cylinder opening by metal inert gas welding process.
(I)Inlet Thread: 3/4 inch NGT (14 TPI)
(ii) Forged Steel GIS G 4051 S 20C or NFA 36.501 or Equivalent
(C)Valve Protection Shroud:
To protect of Cylinder Valve against any damage the Valve Protection Shroud to be permanently welded on the Cylinder Body.
(I) Welded Steel as per JIS G 3101 SS41 or NFA 35.501 GR 24.2 or Equivalent.
Thickness Should be minimum 3.00 mm.
The Valve:
The Cylinder to be fitted with Kosan Gas Compact Valve Code No. 186G001 with safety release arrangement (20mm version) or equivalent.
(I)Mechanical Standard: Forged quality Brass confirming BS 218M
(ii)Inlet Connection: 3/4 inch NGT 14 TPI
(iii)Outlet Connection: 20 mm
(iv)Test Pressure: 17.7 Kgf/Cm2
(v)Safety Release Pressure: 24 Kgf/Cm2± 10%
Surface Preparation: Shot Blasting / Sand Blasting
Painting & Coating: One Zinc Coating of minimum 49 micron thickness and one port of finishing by spray painting epoxy Postman red color/OR OTHER COLOR.
1.4 APPLICABLE STANDARD
The production line equipment is according to the needed LPG cylinder DOT (USA) standard.
1.5 MATERIAL
The Body material: Hor Rolled steel as per standard JIS 3116 SG 295 OR HP295 OR equivalent.
Handle and base material: Steel as per JIS G 3101 SS41 or equivalent standard.
The customer shall supply sample LPG cylinder to be kept as reference after signature of the contract.
NAME | QTY (SET ) | TIME REQUIRED PER CYLINDER (second/pc) not include auxiliary time | ELECTRITY REQUIRED PER MACHINE (KW) | DESCRIPTION | PICTURE |
Production line of blanking | 1 | 15pcs/min | 62 | 1 set of coil bracket 1 set of main machine, 1 set of coil tightening device , 1 set of feeding clamping system, 1 set of lateral limitation devices. 1 set 630T hydraulic press | |
Stretching machine | 4 | 25s/pc | 44 | Main machine, | |
Trimming cut machine | 4 | 30s/pc | 4 | Main machine, 1pc of fit cutting knife | |
Forming machine | 2 | 30s/pc | 4 | Main machine , 1 pc of offsetting knife | |
Rust removing machine | 2 | 23s/pc | 4.77 | Main machine, with 2pcs of polishing wheel | |
Punching machine | 2 | 20s/pc | 5.5 | Main machine, with a set of punching dies | |
Valve base welding | 2 | 20s/pc | 16 | Auto welder | |
Base skirt welding | 3 | 30s/pc | 16 | Auto welder | |
Handle welding | 3 | 30s/pc | 16 | ||
Cylinder body welding machine | 7 | 100s/pc | 35 | Include welding machine | |
Annealing furnace | 1 | 20s/pc | 3.22 | Furnace, combustion, By gas/oil | |
Hydraulic pressure testing machine | 2 | 40s/pc | 6 | Main machine, pressurized cylinder. 8 stations 3.4Mpa | |
Sandblast machine | 3 | 30s/pc | 32 | main machine, Including dust removal system, without consumables (sandblast). Horizontal | |
Painting line | 1 | 1.7m/min | 32 | Curing bake Solidify road, liquefied gas stove, automatic powder spraying room, filter collector, electrostatic, generator, hanging conveyor systems, electrical control cabinet. spray gun made in China | |
Valve tightening machine | 2 | 20s/pc | 1.5 | Main machine with special spanner | |
Leakage testing machine | 2 | 90s/4pcs | 4 station | ||
silk screen printer | 2 | One colour | |||
Conveyor line | 0.2/m | retaining plate, driving shaft, tensioning devices, feeding power, bending roller and so on. According to practical consumption | |||
Zinc spraying line | 1 | 3 sets of Zinc spraying machines | |||
Cylinder assembling machine | 1 |





01 WHY CHOOSE MENGKWA?
1) Mechanical and electric parts of machines for our machines are from famous brands with reliable and stable quality .
2) Machine structures and applicant parts are heavy duty type .
3) Technologies of machines are developing to be much more energy saving and higher production output .
4) Engineers for installation and training are both available in China and abroad .
5) Our after service is available in 24hours by team group to every customer .
6) Our machines reach to 54 countries all over the world since 1996 .
02 TERMS OF PAYMENT
30% deposit and 70% balance before shipment after machine testing approved by customer .
03 PACKING AND LOADING
Safe packing for container loading OR heavy duty iron frame fixing OR wood cases packages .
04 AFTER-SALE SERVICE
1) 24 hours technical support by email, call, video.
2) Warranty for one year after 12 months of shipment.
3) Installation and commissioning engineer will provide the tech long machine, and machine operation of the buyer's personnel on-site training, troubleshooting and machine maintenance. The factory offers free installation training for a week the company engineers, beyond a week, the salaries borne by the customer engineer the factory.



