COMPANY DESCRIPTION

Our company is a professional manufacturer of roll profile high-frequency welded pipe equipment, four roller cold rolling mill, high-speed shear equipment, precision cold forming equipment, stainless steel welded pipe equipment and all kinds of complicated cross-section. It is one of the earliest domestic special factories that are engaged in making welded pipe equipment in China.

PRODUCT BRIEF INTRODUCTION

12" Pipe Welding Line is mainly used to weld round and square/ rectangular pipes. This line utilizes roll forming to process steel strip into various shapes. It is also capable of producing closed profile ofvarious diameters and sizes by high frequency induction heating and welds seam squeezing.

PARAMETERS:

Raw material :

Thickness:   3.0~14.0mm (X70≤11.0mm)

Width:         350~1050 mm

Coil weight:  20~25t

Coil ID:        Φ760 mm;

Material:       Q235;Q345B;J55;X70

Finished product :

Round: 4" (114) – 12" (325 mm)

Cut-to-length:   6~13m

Welding speed:   12~35m/min

DESIGNING GUIDELINE

To improve the serviceability and productivity

To meet safety requirements of multi-product small-batch production

To improve the environment and safety in operation

To improve the stability of the product quality

To improve the yield of the line

To reduce cost of the equipment

If solid state high frequency welder of 600kW is used, welding speed is estimated as follows:

Technical standards: API 5L API 5CT GB/T 3091 JIS G3452 JIS G3444 JIS G3445 ASTM A513 EN 10219

Steel grade: Line pipe: A, B, X42, X46, X52, X56, X60, X65, X70

Petroleum casing pipe: H40, J55, K55

Structural pipe: Q215, Q235, Q345, 20#

12" OD production target, 4000 working hours/year

DELIVERY

Shipment of goods in accordance with equipment list within 8 months starting from the next day of contracting and receiving down payment.

PAYMENT TERMS

30% advance payment after signature of contract, 30% progress payment after two months, and 30% before delivery. Remain amount to be paid within 1 year after delivery.

PACKING

electric control part packed in wooden case, remaining nude packed.

AFTER-SALES SERVICE

The supplier will send technical persons to buyer’s site to carry out installation & testing and provide technical support. Relevant expenses shall be borne by the buyer. During testing, the buyer shall provide required plant building & equipment, testing material and manpower support.

1. PAINTING

Equipment surface shall be coated with antirust paint. Paint color can be decided by the buyer or by the supplier on his discretion.

2.FOUNDATION WORK

The supplier will provide the buyer with foundation drawing of the equipment, with construction and supervision of foundation at the buyer’s own responsibility.

The client shall prepare plant building, equipment foundation, and cooling water pool as per equipment data provided by the supplier. Necessary installation apparatus (lifting rig, tools), installation accessories (wires, conduits, water pipes), and helping labors shall be arranged by the client.

The client shall provide water supply, power supply, and air supply to machine interface.

3.WARRANTY

The warranty will cover a period of one year starting from delivery for machines under normal operation conditions (Force Majeure excluded).

QUALIFICATION CERTIFICATE