Butt welding fittings meet the following
national and international product standards;
Production to other standards
specifications may be supplied upon special agreement
Seamless Butt-Welding Fittings
by either hot or cold extrusion, forming,
machining, or by a combination of two or more of these operations.
Seam-Welded Butt-Welding Fittings
Seam-welded butt-welding fittings are
produced from hot or cold rolled annealed and pickled sheet or plate,formed
into half shells or segments and longitudinally seam-welded.
Butt-welding fittings are available in
standard size, as published in this catalogue , and in nonstandard sizes. Standard sizes fittings are generally
available ex-stock. Non-standard size fittings are produced
subject to certain minimum quantity limitations.
Details are available on application.
Welding
Welding is carried out by Code-Qualified
personnel(ASME Code Section Ⅸ- Boiler and Pressure Vessel) whose qualification
are regularly checked and approved.
Established welding methods include pulsed
TIG and shielded electrode techniques.
End Preparation
Unless otherwise agreed, butt-welding
fittings are supplied with plain ends. Cut square and deburred at a wall of 2mm
below
Alternatively, fittings with a wall
thickness of 2.0mm and above can be supplied with beveled ends to ASME B16.25.
Materials
|
Applied Code
|
Cu-Ni 90/10
| EEMUA 7060X ASTM B466, B467 C70600 BS 2871, 2872,2875 CN102 DIN17664(CuNi10Fe1Mn) JIS H3300 C7060 |
Cu-Ni 70/30
| ASTM B466, B467 C71500 BS 2871,2872,2875 CN107 DIN17664(CuNi30Mn1Fe) JIS H3300 C7150 |
Demension
| DIN 86011,86087,86088, DIN 86089,86090 BS1640 ASME B16.9,B16.28 JMS 7354 |
Marking
All butt-welding fittings are marked with
Alloy No, Lot No, Nominal Diameter, Degree and maker's trade mark.
Additional information, e.g standard and
alloy number, maximum pressure rating, can be added on request.
Inspection and Testing
Throughout the manufacturing process, from
melting and alloying to the finished product, stringent quality control
inspections and tests are carried out to ensure that product quality complies
fully with customer requirements.
All tests are performed in accordance with
the requirements of the relevant specification.
Certification
Fittings are supplied with a certificate
listing the tests which have been performed in accordance with proper
specifications or customer's specifications.
BO MYUNG METAL CO., LTD
584-9 Hwajeong-dong, Gangseo-gu,
Busan, 618-280
Phone82-51-266-4101
Fax 82-51-266-4104
www.bmmetal.co.kr
Komec Website: www.komec.kr, B2B Marketplace: www.shipsol.com
Chinese Blog : blog.sina.com.cn/komec
General Support: +82-51-972-6474, +82-51-972-6478
E-mail: gsc@komea.kr
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