HomeAboutProductsQualityClientsContactContact us
Dimension chart · ASME B16.9 · EN 10253-1

Butt-weld reducer DN 200 × DN 125 (8" × 5"): dimensions and references

Butt-weld reducer DN 200 × DN 125 (8" × 5"), OD 219.1 × 139.7 / 141.3 mm: the dimensions in both standards, wall, weight and the 8 available references.

ASME B16.9 and EN 10253-1 dimensions

Dimensioned drawing of a butt-weld concentric reducer
H: end-to-end length. OD1: large end, OD2: small end. T1: small end wall, T2: large end wall. Left, conical reducer; right, with rounded transitions.
ASME B16.9EN 10253-1
Large end OD (mm)219.1219.1
Small end OD (mm)141.3139.7
Length (mm)152 (H)form 2: 152 · form 1: 170 (not in catalog)
Wall large / small end (mm)STD 8.18 / 6.55 · XS 12.70 / 9.536.3 / 4.0 (S235)
Indicative weight (kg)STD 5.44 · XS 8.23form 2: 6.50

Dimensions in mm. Tolerances and definitions in the full chart.

The outside diameter is the same in both standards: 219.1 mm.

Available references

ReferenceStandardItemWallGradeFinishMake
RCS219141STDPASME B16.9Butt-weld concentric reducerSTDA234 WPBPaintedSeamless
RCS219141XSPASME B16.9Butt-weld concentric reducerXSA234 WPBPaintedSeamless
RES219141STDPASME B16.9Butt-weld eccentric reducerSTDA234 WPBPaintedSeamless
RES219141XSPASME B16.9Butt-weld eccentric reducerXSA234 WPBPaintedSeamless
R2S219139GEN 10253-1Butt-weld concentric reducer, Form 26.3 / 4.0S235GalvanizedSeamless
R2W219139GEN 10253-1Butt-weld concentric reducer, Form 26.3 / 4.0S235GalvanizedWelded
R2S219139NEN 10253-1Butt-weld concentric reducer, Form 26.3 / 4.0S235BlackSeamless
R2W219139NEN 10253-1Butt-weld concentric reducer, Form 26.3 / 4.0S235BlackWelded

8 references of this size in the catalog. Click a reference for its page and to add it to your quote.

See the whole catalog → All references of the family

Other sizes

Frequently asked questions

How long is a 8" × 5" reducer?

152 mm to ASME B16.9, concentric or eccentric. To EN 10253-1 form 2: 152 mm.

Which finishes are available for this fitting?

In the catalog: black, galvanized, painted. EN 10253-1 fittings in S235 come black or galvanized; ASME B16.9 fittings in A234 WPB are delivered painted.